" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
8/2 = 4
tinggi² + 4² = 5²
t² + 16 = 25
t² = 9
t =3
luas
= 1/2 x (10 + 18) x 3
= 1/2 x 28 x 3
= 14 x 3
= 42 cm²