College Placement Test

If the two square regions in the figures below have the respective areas indicated in square yards, how many yards of fencing are needed to enclose the two regions?

125 5

A.

4 B.

20 130 10 C.

24 D.

100 5 E.

104 5

C.

24 5

125 Explanation:

If Area  side 2 , the side  Area Perimeter 

4

s Perimeter 

4 5

and

4 125 4 4 4 4 5 5 5 5

  

4 4 4

(

5 125 25

)   

20 5 5 5 24 5 5 5 5 125

Simplify 125

125