3.5 3.4 3.3 3.2 3.1 3 -5.5 -1 -2
Answer: B, angle 1 and angle 7.
Step-by-step explanation: Of all the options provided, B is the only one where the the two angles are not congruent to each other. Also, same side interior angles are congruent, so...
Answer: right triangle
Step-by-step explanation: 9, 40, and 41 are examples of Pythagorean triples.