5. The perimeter of a polygon is equal to 2w+21. A. always
B. sometimes
C. never
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a regular polygon.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20

The difference between the number of electoral votes for florida and north carolina is 12 votes. write and solve a subtraction equation to find a number of electoral votes for florida.