Problema Solution
The altitude of the pentagonal prism is 20 cm. The lenghths of the edges of the base are 3,4,8,8,and 9 cm. What is the area of its lateral surface?
Answer provided by our tutors
Lateral Surface area : ph :
p = base perimeter=3+4+8+8+9=32 cm.
h=height =20 cm.
SA =20*32
=640 sq cm.