Question

The volume of a trianglular prism is 54 cubic units. What is the value of x?

3
5
7
9

Answer 1

X is 3 units.

Explanation:

Volume of prism is cross sectional area multiplied by length. So 1/2 ×2× x ×2 into 3x, which is equal to 6x^2. So, 6x^2=54. Therefore, x=3.