Jawabanmu

Jawaban paling cerdas!
2014-04-07T08:17:14+07:00
Luas selimut = 440
p × l = 440
p × t = 440
p × 10 = 440
p= 44

p=keliling segitiga
p=2πr
44= 2·22/7·r·
r = 44×7/44
r= 7

V=πr^2t
= 22/7 × 7^2 ×10
= 1540