Name: SAT Math Help & School Math Mastery
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#10921

polygons

geometry

perimeter

medium

75 sec

There are 4 squares with side length $s$ and 5 regular pentagons with side length $p$ . The shapes do not share sides. The total sum of the perimeters of all these squares and pentagons is 245. Which equation represents this situation?

A.

$4 s + 5 p = 245$

B.

$16 s + 25 p = 245$

C.

$s^{4} + p^{5} = 245$

D.

$20 s + 25 p = 245$