the area of a right angle triangle is 30sq.m. then find its length.
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the area of a right angle triangle is 30sq.m. then find its length.
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We know that,
Area of a ∆ = ½ × base × height
=> 30 = ½ × 80 × height
=> 30 = 0.40 × height
=> 30/0.40 = height
=> height = 75cm.
Note :
➔ height = breadth
➔ length = base