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A square pyramid has a height of 12 units and a volume of 256 units3. If a square prism has the same the base area and volume as the square pyramid, what is its height? 12 units 10 units 4 units 3 units.

Sagot :

A square prism has the same the base area and volume as the square pyramid is 4 units.

What is the volume of square pyramid?

The volume of a square pyramid is,

[tex]a^{2} *h/3[/tex]

[tex]256=a^{2} *12/3[/tex]

[tex]256=4 a^{2}[/tex]

[tex]256/4=a^{2}[/tex]

[tex]64=a^{2}[/tex]

[tex]a=8[/tex]

Now we know that the square is 8 by 8.

A square pyramid has a height of 12 units and a volume of [tex]256 units^3[/tex]

What is the volume of of a square prism?

The volume of a square prism is a²h

[tex]V=a^{2} h[/tex]

[tex]256=64h[/tex]

[tex]256/64=h[/tex]

[tex]h=4[/tex]

The height is 4 unit

Also, a square pyramid is 1/3 the volume of a square prism.

[tex]\frac{12}{3}=4[/tex]

Therefore,we get a square prism has the same the base area and volume as the square pyramid is 4 units.

To learn more about the area of the square prism visit:

https://brainly.com/question/3295111

Answer:

4 units

Step-by-step explanation:

I got it right on the test :)