Question

The length of Hollis bedroom is 12 feet and the area is 132 square feet what is the perimeter in feet of Hollis’s bedroom ?

Answer 1

Given:

Length of the bedroom = 12 feet

Area of the bedroom = 132 square feet

Required: Perimeter of the bedroom

Explanation:

The formula find the area of the bedroom is

$A=\text{ Length}\times\text{ Width}$

Plug into the given values.

$\begin{gathered} 132=12\times\text{ Width} \\ \text{ Width}=\frac{132}{12}=11\text{ ft} \end{gathered}$

The formula to find the perimeter is

$\text{ Perimeter =2\lparen Length+Width\rparen}$

Plug into the known values.

$\begin{gathered} \text{ Perimeter =2\lparen}12+11) \\ =46\text{ ft} \end{gathered}$

Option C is correct.

Final Answer: The perimeter of Holli's bedroom is 46 feet. Option C is correct.