Factor completely. 5x2 - 45 a. 5(x + 3)(x - 3) b. 5(x2 - 45) c. 5(x - 9)(x + 9) d. (5x + 9)(x - 5)

Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.

In the diagram of circle a what is m

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.