Question

the area of a triangle is equal to that of a square whose each side measures 60m. Find the side of the triangle whose corresponding altitude is 90m

Answer 1

Ar of ▲=Ar of ■
1/2*b*h=s*s
1/2*b*90=60*60
1/2*b*90=3600
b=3600*2/90
=40*2
=80.
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