1/2 x r2 = 157
1/2 314/100 x r2 = 157
r2 = 157/157x 100
r2 = 100
r = V100
r = 10
d = 2. r
= 2,10 cm
= 20 cm
penjelasan : B
1/2 x r2 = 157
1/2 314/100 x r2 = 157
r2 = 157/157x 100
r2 = 100
r = V100
r = 10
d = 2. r
= 2,10 cm
= 20 cm
penjelasan : B
Editor: Al Iklas Kurnia Salam
Sumber: Buku Kemendikbud