SOLUTION: I have to write the five steps... -> The sides of a quadrilateral are in the ratio 1:2:3:6. The perimeter is 138 cm. Find the lengths of the sides.

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Question 209855: I have to write the five steps...
-> The sides of a quadrilateral are in the ratio 1:2:3:6. The perimeter is 138 cm. Find the lengths of the sides.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1:2:3:6. The perimeter is 138 cm.
1+2+3+6=12
138/12=11.5
1*11.5=11.5 cm. LENGTH OF SIDE ONE.
2*11.5=23 cm. LENGTH OF SIDE TWO.
3*11.5=34.5 cm. LENGTH OF SIDE THREE.
6*11.5=69 cm. LENGTH OF SIDE FOUR.
PROOF:
11.5+23+34.5+69=138
138=138