3 thể tích khối chóp lăng trụ

<span class="text_page_counter">Trang 1</span><div class="page_container" data-page="1">

Tam giác thường

Trong đó:

2a b c

Tam giác vuông

</div><span class="text_page_counter">Trang 2</span><div class="page_container" data-page="2">

Tam

giác đều

Diện tích:

<small>2</small> 34a

Hình vng

Hình chữ nhật

Hình thoi (cạnh a)

Hình bình hành

<small>H</small>

</div><span class="text_page_counter">Trang 3</span><div class="page_container" data-page="3">

(Mã 105 - 2017) Cho khối chóp

S ABC.

có

SA

vng góc với đáy,

SA4

, AB6,

BC10

và

8

A.

V24

. B.

V32

. C.

V192

. D.

V40

.

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

[Mã 101 - 2021] Thể tích của khối lập phương cạnh

5a

bằng

(Đề minh họa 2017) Tính thể tích

V

của khối lập phương

ABCD A B C D.   

, biết AC a 3. A. V a<small>3</small>. B.

3 64

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 4</span><div class="page_container" data-page="4">

(Đề minh họa 2019) Cho khối chóp tứ giác đều có tất cả các cạnh bằng

2a

. Thể tích của khối chóp đã cho bằng

A. ^{4 2} ³3

A.

<small>3</small> 6_.3a

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 5</span><div class="page_container" data-page="5">

[Đề minh họa 2021] Cho hình chóp

S ABC.

có đáy

ABC

là tam giác đều cạnh

a

, cạnh bên

SA

S ABC

bằng A.

.

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

(Đề minh họa 2017) Cho hình chóp

S ABCD.

có đáy là hình vng cạnh

a

,

SA

vng góc với

S ABCD

. A.

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 6</span><div class="page_container" data-page="6">

A.

<small>3</small> 1515a

<small>3</small> 156a

<small>3</small> 153a

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

[Mã 101 - 2022] Cho khối lăng trụ đứng

ABC A B C.  

có đáy

ABC

là tam giác vng cân tại ,

lăng trụ đã cho bằng

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 7</span><div class="page_container" data-page="7">

[Đề minh hoạ 2022] Cho khối chóp đều

S ABCD.

có

AC4a

, hai mặt phẳng

 SAB 

và

 SCD 

vng góc với nhau. Thể tích của khối chóp đã cho bằng A. 16 2 <small>3</small>

(Mã 105 - 2017) Cho khối chóp

S ABCD.

có đáy là hình vng cạnh

a

,

SA

vng góc với đáy

B.

C. a <small>3</small> D.

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 8</span><div class="page_container" data-page="8">

[Đề minh họa 2023] Cho khối lăng trụ đứng

ABC A B C.  

_{có đáy}

ABC

là tam giác vng cân

trụ đã cho bằng A. 2 <small>3</small>

(Đề minh họa 2017) Cho hình chóp tứ giác

S ABCD.

có đáy là hình vng cạnh bằng

2a

. Tam

S ABCD

bằng 4 <small>3</small>

A. ²3

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 9</span><div class="page_container" data-page="9">

2 5

A. V a<small>3</small> 6. B.

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

diện tích bằng

A. ⁶ ³ ²7

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

</div><span class="text_page_counter">Trang 10</span><div class="page_container" data-page="10">

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

[Mã 101 - 2023] Cho khối chóp

S ABCD.

có đáy

ABCD

là hình bình hành, ,

cho bằngA.

</div><span class="text_page_counter">Trang 11</span><div class="page_container" data-page="11">

[Mã 102 - 2023] Cho khối lăng trụ

ABC A B C.  

_có

AC8

, diện tích của tam giác

A BC

_bằng

cho bằng

____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________ ____________________________________________________________________________________________

<small>3</small> 34

A.

<small>3</small> 22

</div>