if the perimeter of a triangle is 67 cm.and first side is 3 time the shorter side,third side is three time less than longer side find the third side?
Answers
Answered by
0
p =67 cm
let's assume shorter side = x
first side = 3x
third side =3x-3
67=x+3x+3x-3
67=7x-3
now 7x=67+3
7x=70
x=10
third side = 27 cm
let's assume shorter side = x
first side = 3x
third side =3x-3
67=x+3x+3x-3
67=7x-3
now 7x=67+3
7x=70
x=10
third side = 27 cm
Similar questions