" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
maka
L = 1/2 · a · b
= 1/2 · 3 · 4
= 6 cm²
dan
s = (1/2)(a + b + c)
= (1/2)(3 + 4 + 5)
= (1/2)(12)
= 6 cm
Sehingga
r = L/s
= 6/6
= 1 cm
Terimakasih smeoga membantu