the altitude of a triangle whose area is 42cm2 and bascis 12 cm is
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Answer:
Given: Area of △=42 cm^2
Base of △=12 cm
We know that,
Area of △= 1/2 ×Base×Altitude
⇒42= 1/2 ×12×Altitude
⇒Altitude= 42x2/ 12 ×2
⇒Altitude=7cm
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