bantu dong pusing pake caranya tolong
Matematika
jovan57
Pertanyaan
bantu dong pusing pake caranya tolong
1 Jawaban
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1. Jawaban Robinn
l² = p² - (R - r)²
l² = 30² - (12 - 5)²
l² = 900 - 7²
l² = 900 - 49
l = √851