SOLUTION: in an equilateral triangle has the perimeter 12a+18b. QR is the midsegment, what is QR

SOLUTION: in an equilateral triangle has the perimeter 12a+18b. QR is the midsegment, what is QR

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Question 280110: in an equilateral triangle has the perimeter 12a+18b. QR is the midsegment, what is QR
Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
Since we know the sides are equal then the lengths of each would be:
(12a+18b)/3 rewritten as:
4a+6b Now to find the nidsegment we divide this by 2 to get:
2a+3b
There we go. RJ
www.math-unlock.com
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