Cho khối chóp có diện tích đáy B=3 và chiều cao h=4. Thể tích của khối chóp đã cho bằng

Mathematics

1 answer:

lyudmila [28]2 years ago

4 0

Answer:

D. 4

Step-by-step explanation:

$V =\frac{1}{3}Bh=\frac{1}{3}.3.4=4$

You might be interested in

100 POINTS PLUS BRAINLY

Iteru [2.4K]

Answer:

$\sf adjacent = 4.5 \ ft$

Given:

opposite side: 13 ft
adjacent unknown
angle of 71°

using tan rule:

$\sf tan(x) = \dfrac{opposite}{adjacent}$

$\hookrightarrow \sf tan(71) = \dfrac{13}{adjacent}$

$\hookrightarrow \sf adjacent = \dfrac{13}{tan(71) }$

$\hookrightarrow \sf adjacent = 4.5$

4 0

1 year ago

Read 2 more answers

Find y, if x = 60. A) 30° B) 35° C) 40° D) 45°

MArishka [77]

The answer is 30°.
Rule: All three sides must add up to 180°.
Since A=60 and the side vertical to the angle which is 90° then side C would be C=90° and that adds up to 150°, so you can conclude that angle B is 30°.
I hope I helped!

7 0

2 years ago

Read 2 more answers

What is 2+2+2-2*2 but has the square of 4

lesya692 [45]

Answer:

i think it 32,768

Step-by-step explanation:

2+2=4+2=6-2=4*2=8 and 8*8*8*8=32,768

7 0

2 years ago

Read 2 more answers