lovvyDovvy04
20.09.2020 •
Mathematics
A triangle has side lengths of (2.6w – 4.2x) centimeters, (1.3w + 8.1y) centimeters, and (3.6y + 9.6x) centimeters. Which expression represents the perimeter, in centimeters, of the triangle?
A.7.5wy + 13.5xy
B.11.7y + 3.9w + 5.4x
C. 9.4wy + 13.2.ry – 1.6wx
D.0 -0.6x +17.7y + 3.9w
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Ответ:
60% are medium because you would have 30/50 which when you are doing percents, percents are always out of 100 so you would multiply 50 and 30 by 2, therefore getting 60/100 and getting 60%