SOLUTION: Equilateral triangle ABC has a side length of 400 cm, and a perimeter equal to 100 times the perimeter of equilateral triangle DEF. How long is each side of triangle DEF?

SOLUTION: Equilateral triangle ABC has a side length of 400 cm, and a perimeter equal to 100 times the perimeter of equilateral triangle DEF. How long is each side of triangle DEF?

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Question 219111: Equilateral triangle ABC has a side length of 400 cm, and a perimeter equal to 100 times the perimeter of equilateral triangle DEF. How long is each side of triangle DEF?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
perimeter=3*400=1,200 cm.
(1,200/100)/3=12*1/3=4 cm. answer for the sides of the smaller triangle.

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