tolong pake cara? . . .
Matematika
andisri24
Pertanyaan
tolong pake cara?
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1 Jawaban
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1. Jawaban wulancahyaningputri
12. L =( 16x12 ) + (8x8) - 40 cm²
192 + 64 - 40 = 216 cm²
13. L = ( 20x18 ) + (17x17) - 529 cm²
360 + 289 - 529 = 120 cm²