" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
Diameter : = 15400x = .......
22/7 × r2 = 154
r2 = 154 ÷ 22/7
r2 = 154 × 7/22
r2 = 49
r = 7
diameter = 2 × 7 = 14