" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r = 28
α = 150
panjang busur = 150/360 x 2 x 22/7 x 28 = 73,33
14.
kayaknya salah soal
yang diketahui jari jari = 10
luas tembereng = luas juring - luas segitiga
= (1/4 x 3,14 x 10 x 10 ) - ( 1/2 x 10 x 10)
= 28,5