Jawaban:
d = 12 cm
Penjelasan:
1.) d = √p² - (R + r)²
d = √13² - (3 + 2)²
d = √169 - 25
d = √145
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Jawaban:
d = 12 cm
Penjelasan:
1.) d = √p² - (R + r)²
d = √13² - (3 + 2)²
d = √169 - 25
d = √145
d = 12 cm