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Practice Set 8
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What was the perimeter of the trapezoid in problem e?
55 mm
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What was the perimeter of the equilateral triangle?
6 cm
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What is a coefficient?
a number directly in front of a variable-they are always multiplying
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What does the word VARIABLE mean?
a letter or symbol that represents a number
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What was the perimeter of the square in problem a?
48 mm
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What was the perimeter of the pentagon in problem c?
5 cm
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What was the perimeter of the rectangle in problem b?
70 mm
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