Tolong dibantu yah, nomor 35 pakai cara..
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Verified answer
Papand1 = 40
d2 = 2 x [√((25)² - (20)²)] = 2 x [√(625 - 400)] = 2 x [√225] = 2 x 15 = 30
luas
= luas papan - luas cermin
= 40 x 30/2 - 32 x 24/2
= 600 - 384
= 216 cm²
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