Answer:
105 cm.
Step-by-step explanation:
a, b c d and e are all equal to the radius,
Perimeter = 2 pi r + 2r
174 = 2 * 22/7 * r + 2r
174 = r (2 * 22/7 + 2)
r = 174 / (44/7 + 2)
r = 174 / (44/7 + 14/7)
r = 174 / (58/7)
r = 174 * 7 / 58
r = 21.
So the required sum = 5* 21
= 105 cm.
