" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
=10²+18²
=100+324
s² =424
s =√424
s=20,6
luas selimut kerucut = πrs
=3,14 x 10 x 20,6
=646,84