Paola translated trapezoid abcd four units to the right and two units up. if angle a is 57° and angle c is 123°, what is the degree measurement of angle c′?
a. 180°
b. 123°
c. 66°
d. 57°

The vector matrix [2/7] is dilated by a favor of 1.5 and then reflected across the x axis. if the resulting matrix is [a/b] then a= and b=

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)