" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
1/3 π r² t = 314
1/3 (3,14)(5)² t = 314
t = 314(3)/(3,14 x 25)
t = 12
garis pelukis = √(r² + t²) = √(5² + 12²) = √(25+144) = √169 = 13 cm