Triangle CDF is similar to triangle EGF (ACDF ~ AEGF). What is the value of x?

A. 15

B.11

C. 9

D. 6

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4