Mathematics, 20.08.2021 17:40 Mialock7677
Q11. Given the right iriangle ABC, the angle C = 90 degrees, the angle A = 30 degrees, D is the mid-point of AB and the line DE is perpendicular to the line AB; AE = 4cm. Find BC.
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Q11. Given the right iriangle ABC, the angle C = 90 degrees, the angle A = 30 degrees, D is the mid-...
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