if the measure of the third angle of the triangle is 20 more than three times the measure of either of the other two angles, fin
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Answer:
The length is of 59 cm.
Step-by-step explanation:
Perimeter of a rectangle:
The perimeter of a rectangle with width w and length l is given by:
Width of 49 centimeters and a perimeter of 216 centimeters:
This means that
The length is cm.
We have to solve the equation for l. So
The length is of 59 cm.