Question

1. a white candle has a circumference of 18.8 inches. what's the radius?

2. A brown candle has a circumference of 22 inches. what’s the radius?



i’ll mark brain-list if correct pls help me :)

Answer 1

• 3 in
• 3.5 in

Explanation:

Circumference formula:

• C = 2πr,
• where π = 3.14, r - radius

1.

• C = 18.8 in
• 2*3.14r = 18.8
• 6.28r = 18.8
• r = 18.8/6.28
• r = 2.99 ≈ 3 in

2.

• C = 22 in
• 6.28r = 22
• r = 22/6.28
• r ≈ 3.5 in