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OpenStudy (ilikecookies):
The perimeter of the pentagon below is 68 units. Find the length of side AB . Write your answer without variables.
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OpenStudy (ilikecookies):
OpenStudy (trojanpoem):
3x + 11 + 11 + 2x + 1 + x + 3 = 68 6x + 26 = 68 6x = 42 x = 7 side AB = 2x + 1 = 14 + 1 = 15 units
OpenStudy (trojanpoem):
The perimeter is the sum of all lengths of sides. so you sum them all = given perimeter. then solve for x to find the side ED ED = 3x (replace x with the x you found eariler)
OpenStudy (ilikecookies):
thanks bro can you help me with another one?
OpenStudy (trojanpoem):
Any time.
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