Question

if a circle has diameter 15.then find it's radius and area and circumference​

Answer 1

Answer:

Radius = 7.5

Area = 176.78

Circumference = 47.14

Step-by-step explanation:

• Radius = 15/2 = 7.5
• Area = πr²

=22/7 × 7.5 × 7.5 = 176.78

• Circumference = 2πr

=2 × 22/7 × 7.5 = 47.14