Jawabanmu

2014-06-16T21:45:58+07:00
2014-06-16T21:46:29+07:00
Panjang busur = sudut pusat x pi x D
44 = 72/360 x 22/7 x D
44 = 1/5 x 22/7 x D
44x7/22 = 1/5D
14 = 1/5D
D = 14 x 5
= 70
r = 70/2 = 35 cm (c)