If ∆ABC and ∆DEF are similar triangles such that AB = 3 cm, BC = 2 cm, CA = 2.5 cm and EF = 4 cm, write the perimeter of ∆DEF.

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Solution

GIVEN: ΔABC and ΔDEF are similar triangles such that AB = 3cm, BC = 2cm, CA = 2.5cm and EF = 4cm.
TO FIND: Perimeter of ΔDEF.
We know that if two triangles are similar then their corresponding sides are proportional.
Hence,
Substituting the values, we get
Similarly,

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Q. If ∆ABC and ∆DEF are similar triangles such that AB = 3 cm, BC = 2 cm, CA = 2.5 cm and EF = 4 cm, write the perimeter of ∆DEF.

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If ∆ABC and ∆DEF are similar triangles such that AB = 3 cm, BC = 2 cm, CA = 2.5 cm and EF = 4 cm, write the perimeter of ∆DEF.

GIVEN: ΔABC and ΔDEF are similar triangles such that AB = 3cm, BC = 2cm, CA = 2.5cm and EF = 4cm.TO FIND: Perimeter of ΔDEF.We know that if two triangles are similar then their corresponding sides are proportional.Hence, Substituting the values, we getSimilarly,

GIVEN: ΔABC and ΔDEF are similar triangles such that AB = 3cm, BC = 2cm, CA = 2.5cm and EF = 4cm.
TO FIND: Perimeter of ΔDEF.
We know that if two triangles are similar then their corresponding sides are proportional.
Hence,
Substituting the values, we get
Similarly,