the area of trianle is 30cm2 if the altitude exceeds the base by 7cm then its base is
varundhawanfan:
triangle spelling is wrong...
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ur triangle spelling is wrong...
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Let base of triangle be x
According to question
altitude=(x+7)cm
area of triangle=1/2*base*altitude
30=1/2*x*(x+7)
60=x^2+7x
x^2+7x-60=0
Solving the quadratic equation,
we get x=5
so base of triangle = 5cm
According to question
altitude=(x+7)cm
area of triangle=1/2*base*altitude
30=1/2*x*(x+7)
60=x^2+7x
x^2+7x-60=0
Solving the quadratic equation,
we get x=5
so base of triangle = 5cm
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