Polygon C has an area of 7 square units. Jennie drew a scaled version of Polygon C and labeled it Polygon D. Polygon D has an area of 28 square units. What scale factor did Jennie use to go from Polygon C to Polygon D?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?