Triangle 5568

The land in the shape of a right triangle has an area of 96 m2. How many meters of mesh do we need to fence if one of its hinges is 12 meters long?

Correct answer:

x =  48 m

Step-by-step explanation:

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

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