Find the smallest altitude of a triangle whose sides are 50cm,7 8cm,112cm
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Area of triangle by Heron's formulae
Semi perimeter=A+B+C/2
=(50+78+112)cm/2
=240/2=120
Area =√ S(S-A)(S-B)(S-C)
=√120*70*42*8
=√2822400
=1680 cm square
Area of triangle =1/2* base * height
1680 cm square=1/2*112*h
1680/56=height
30 cm=altitude Ans
Semi perimeter=A+B+C/2
=(50+78+112)cm/2
=240/2=120
Area =√ S(S-A)(S-B)(S-C)
=√120*70*42*8
=√2822400
=1680 cm square
Area of triangle =1/2* base * height
1680 cm square=1/2*112*h
1680/56=height
30 cm=altitude Ans
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