" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
√58 = √49 + x²
√58 = √49 + 9
x² = 9
x = 3
keliling = 2(p + l)
= 2(7 + 3)
= 2(10)
= 20 cm²
luas = p x l
= 7 x 3
= 21 cm²