Jawabanmu

2014-05-31T12:53:38+07:00
Keliling a = 44
2.22/7.r =44
22/7r=22
22r= 22.7
r=7

P = 26
rA= 7
rB = 3
singgung= 24
2014-05-31T12:57:49+07:00
Kell lingkaran A = 44 cm
22/7 x d = 44
d = 14
r = 7 cm
dalam -> 7 + 3 = 10
x^2 = 26^2 - 10^2
x^2 = 676 - 100
x^2 = 576
x = 24 cm