Jawaban:
c. 15 cm
Penjelasan dengan langkah-langkah:
l²= p²-(r1-r2)²
l²= (17 cm)²-(10 cm- 2 cm)²
l²= (17 cm)²-(8 cm)²
l²= 289 cm²-64 cm²
l²= 225 cm²
l= 15 cm
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Jawaban:
c. 15 cm
Penjelasan dengan langkah-langkah:
l²= p²-(r1-r2)²
l²= (17 cm)²-(10 cm- 2 cm)²
l²= (17 cm)²-(8 cm)²
l²= 289 cm²-64 cm²
l²= 225 cm²
l= 15 cm