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360cm² = 1/2 x 24 cm x d2
d2 = 2 x L/d1
d2 = 2 x 360 cm²/24 cm
= 720 cm²/24 cm
= 30 cm
5. L = 1/2 x d1 x d2
150 cm² = 1/2 x 3x x 4x
300 cm² = 12x²
x² = 300 cm² ÷ 12
x² = 25 cm
x = √25 cm
d1 = 125 cm
d2 = 20 cm
Maaf kalo salah