Which could be the first step in solving the equation represented by the model below?

Find the length of cu, the triangles are similar.

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

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.