5x+2y-10intersectboth axes.The sides of a triangle are 22cm, 20cm and – InterviewSolution

1.

5x+2y-10intersectboth axes.The sides of a triangle are 22cm, 20cm and 18 cm. Find its area.

Answer»

S=22+20+18/2=60/2=30

Area=√(30(30-22)(30-18)(30-20)

Area=√(30(8)(12)(10)

Area=√3*5*2*2*2*2*3*2*2*5*2=5*3*8√2=120√2cm²

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