pliss jawab yaaa pake cara
Matematika
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Pertanyaan
pliss jawab yaaa pake cara
1 Jawaban
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1. Jawaban wulan2017
L1 = 1/2 x phi x r²
= 1/2 x 22/7 x 7 x7
= 77 cm²
L2 = s x s
= 14 x 14
= 196 cm²
L3 = 77 cm²
luas keseluruhan = 196 cm² - 77 cm² 77 cm²
= 42 cm² ( C )
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