the side of the triangle are in the ratio is 2.3.4. if the perimeter of the triangle is 27 cm ,find the length of each sides
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if the perimeter of the triangle is 27 cm ,find the length of each side. The sides of the triangle are in the ratio 2: 3: 4 which mean 2 + 3 + 4 = 9. The perimeter of the triangle = 27 cm. The lengths of the sides are 6cm , 6cm and 12cm.
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⇒ Perimeter of triangles is 27cm.
⇒ Sides are given in ratio 3:2:4
⇒ We know, Perimeter of triangle = Sum of all sides.
⇒ Let sides of triangle are 3x,2x and 4x.
⇒ 3x+2x+4x=27
⇒ 9x=27
∴ x=3
⇒ 1st side =3x=3×3=9cm
⇒ 2nd side =2x=2×3=6cm
⇒ 3rd side =4x=4×3=12cm
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