What is the mean of the data set?
25, 18, 16, 25
20
B
25
с
22
D
21

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13