Can you prove the triangles congruent? Justify your answer.

Does the point (1, sqrt 7) lie on circle shown.

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.