Question

Calcula el perímetro y el area ayudaaaaaaaaaaaaaaaaaaaaaaass​

Answer 1

perímetro

$p = 2 \times \pi \times r$

P = 2 × 3.1416 × 7.5

p = 47.124cm

Area

$a = \pi \times {r}^{2}$

A = 3.1416 × (7.5)²

A = 3.1416 × 56.25

A = 176.715cm²