Congruent means they are the same size
To prove the two triangles are congruent you would need to know the length of at least two of the sides. If two sides were not known you would need to know the length of one side and at least one of the unknown angles.
Answer: like 36 i think
Step-by-step explanation:
Answer:
Step-by-step explanation: Rational, it's the ratio of two integers, 8 and 2.
Answer:
13x^2 - xy
Step-by-step explanation:
4x^2-3xy+2xy+9x^2
=13x^2-xy
