Name: SAT Math Help & School Math Mastery
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#32478

polygons

perimeter

geometry

medium

75 sec

A total of 5 regular pentagons each have side length $p$ . A total of 3 regular hexagons each have side length $h$ . The sum of the perimeters of all these pentagons and hexagons is 320. Which equation represents this situation?

A.

$5 p + 3 h = 320$

B.

$25 p + 18 h = 320$

C.

$10 p + 9 h = 320$

D.

$30 p + 15 h = 320$