Penjelasan dengan langkah-langkah:
r1 = 7 cm
r2 = 2 cm
p = 13 cm
l = ...
l² = p² - (r1 - r2)²
l² = 13² - (7 - 2)²
l² = 169 - 5²
l² = 169 - 25
l² = 144
l = 12 cm (B)
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Penjelasan dengan langkah-langkah:
r1 = 7 cm
r2 = 2 cm
p = 13 cm
l = ...
l² = p² - (r1 - r2)²
l² = 13² - (7 - 2)²
l² = 169 - 5²
l² = 169 - 25
l² = 144
l = 12 cm (B)
Semoga membantu