SOLUTION: Hi tutor! May you please help me on this problem and maybe show the work so i can learn how to do it? A steel rod 90cm long is to be cut into two pieces, each to be bent to mak

Question 773184: Hi tutor! May you please help me on this problem and maybe show the work so i can learn how to do it?
A steel rod 90cm long is to be cut into two pieces, each to be bent to make a equilateral triangle. The length of a side of one triangle is to be twice the length of a side of the other. How should the rod be cut?
Thank You!!
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = a side of the smaller triangle
= a side of the larger triangle
----------------
= the sum of the 3 sides of the smaller triangle
= the sum of the 3 sides of the larger triangle
----------------

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= the sum of the 3 sides of the smaller triangle

-----------
= the sum of the 3 sides of the larger triangle

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The rod should be cut into a 30 cm piece
and a 60 cm piece

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