ANSWER

EXPLANATION
The volume of a rectangular prism is given by the formula,

We substitute the dimensions to obtain,

The volume of the rectangular pyramid is,

Equating the two volumes gives,

We divide through by 6×12 to get,

We solve for x to obtain,

Your just multiplying 7 and 10, so your answer is gonna be B.
You know the formula to find the area of a triangle is B*h/2. If the area is

. Multiply 15 by 2...........which gives you 30 divide 30 by 3 which gives you 10.
Answer:
10
Answer:
60
Step-by-step explanation: