Find BC if the area of the triangle ABC is 36 cm² and height AD is 6cm
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We know that area of triangle=1/2 ×BC×AD
So 1/2 × BC × AD=36
or, BC×6=72
or, BC=72/6=12cm.
So 1/2 × BC × AD=36
or, BC×6=72
or, BC=72/6=12cm.
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