Question

Construct a triangle ABC, whose perimeter is 12 cm and a whose sides arein the ratio 2:3:4.

Answer 1

perimeter=14cm
sides are=2x,3x,4x
so
2x+3x+4x=14
9x=14
x=14/9=1.5555555556
so
first side=2*1.555556=3.1111111
second side=3*1.555555556=4.66666667
third side=4*1.5555555=6.2222222