Cathethus and the inscribed circle

A right triangle is given one cathetus long 14 cm and the radius of the inscribed circle of 5 cm. Calculate the area of this right triangle.

Correct answer:

S =  157.5 cm2

Step-by-step explanation:

b=a2r2r(ar)=142525(145)=22.5 cm S=ab/2=1422.5/2=157.5 cm2

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