The difference of the lenght of perpendicular sides of a triangle is 10 cm. Its area is 72 cm. Find the lenght of the prependicular sides?
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want to help from me
Step-by-step explanation:
ok well
let first perpendicular side is. x
then second =x+10
area=1/2 b h
72=1/2× x × x+10
72×2=x^2+10x
12=x+10x
12=11x
x=12/11
second side=12/11+10=122/11
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