A. 138 cm
Penjelasan dengan langkah-langkah:
RQ² = OQ² - OR²
= 51² - 24²
= 2.601 - 576
= 2.025
RQ = √2025 = 45 cm
OR = OP = 24 cm
PQ = RQ = 45 cm
K = 24 + 24 + 45 + 45
= 138 cm
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A. 138 cm
Penjelasan dengan langkah-langkah:
RQ² = OQ² - OR²
= 51² - 24²
= 2.601 - 576
= 2.025
RQ = √2025 = 45 cm
OR = OP = 24 cm
PQ = RQ = 45 cm
K = 24 + 24 + 45 + 45
= 138 cm