find the length of altitude from Ato BC
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Answer: 2.4 cm
Explanation:
BC² = AB² + AC² = 3² + 4² = 9 + 16 = 25
BC = √25 = 5 cm
Area of the triangle = (4×3)/2 = 6 cm²
Altitude AD = 2×Area/base = 2×6/5 = 12/5 = 2.4 cm
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