Garden fence

The garden has the shape of a rectangular triangle with an area of 96 square meters and a 16 m long one leg. How many meters of the fence need to be fenced?

Correct result:

x =  48 m

Solution:

S=96 m2 a=16 m S=ab/2 b=2⋅ S/a=2⋅ 96/16=12 m c=a2+b2=162+122=20 m x=a+b+c=16+12+20=48 m

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