Jawabanmu

2014-06-06T14:26:05+07:00
Jawaban no 1 yaitu 154
jawaban no 2 yaitu 14
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2014-06-06T14:38:33+07:00
1) k = phi.d
44 = 22/7.d
d = 44 *7 / 22
d = 14        l = 1/4 phi .d
                   = 1/4.22/7.14
luas = 11 cm
2) l = 1/4 . phi. d^2
616 = 1/4. 22/7 .d^2
d^2 = 616/ (22/28)
d^2 = 616. 28/22
d = akar dari 784
d = 28 cm...
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