the area of a triangle is 90 cm2 if its base is 15 cm , find its altitude
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Area of triangle =90cm^2
Base=15cm
Altitude=a
a=2×area/base
=2×90/15
=180/15
=12
So Altitude =12 cm
Base=15cm
Altitude=a
a=2×area/base
=2×90/15
=180/15
=12
So Altitude =12 cm
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