" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
176 cm²= 22/7 x 3,5 (3,5+s)
s= 176 x 7/22 : 3,5 -3,5
s = 16 - 3,5
s= 12,5 cm
t = √s²-r²
=√12,5²-3,5²
=√156,25 - 12,25
=√144
t = 12 cm