Question:In the figure above, a circle is tangent to the side of equilateral triangle MNP and the radius r equals 7. What is the perimeter of △ MNP? A) 21 B) 42 C) 42
D) 105 E) 105

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Mixed Numbers such as 2
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HELP!
If a Decimal Answer does not fit in the space, it MUST be rounded AND contain 4 characters, including the decimal. For example,
Do NOT add a leading zero to a decimal, so 0.33 would be incorrect, while .33 would be correct. 
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