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Verified answer
A) ac² = ab² + bc²ac² = 4² + 4²
ac² = 16 + 16
ac = √32 = 4√2
b) t² = ta² - (½ac)²
t² = (3√2)² - (2√2)²
t² = 18 - 8
t = √10
c) karena beraturan sudut nya 60