Answer:
7
Step-by-step explanation:
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Which numbers are you doing?
No. Because the angles of a triangle add up to 180 degrees. The sum of these angles is 170 degrees.
Answer: The sample might not be a representative of the population because it only included lunch customers.
Step-by-step explanation:
Let x = width of border
Area is given to be 7 square feet or 49.
49 = (2x + 2)(2x + 4)
Solve for x.