the area of a triangle is equal to the area of a square of side 30 metre calculate the base of the triangle if the altitude is 90
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Answer:
20 m
Step-by-step explanation:
area of square = l^2
area of square of side 30 m = 30^2
= 900m^2
area of square = area of triangle = 900 m
area of triangle = 1/2* base * height
height=90 m
area of triangle
1/2*base*90=900m
base = 20m
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