Question

Maya wants to make a pyramid out of plaster for her social studies class. How much plasterdoes she need to make a rectangular pyramid with the dimensions shown below?A11 in. +6 in.8 in.+Type the answer in the box.cubic inches

Answer 1

The volume of the pyramid can be determined as,

$V=\frac{1}{3}\times area\text{ of base}\times height$

Substituting the given values,

$\begin{gathered} V=\frac{1}{3}\times(8in\times6in)\times11in \\ =176in^3 \end{gathered}$

Thus, the 176 cubic inches of plaster is required.