Opposite sides are congruent and have the same slope.
C. there is neither a correlation nor causation between two variables
You would use the law of cosines
If t/5 = 7/r
and you flipped 7/r to r/7... flip t/5 too.
If t/5 = 7/r, then 7/r = 5/t
5/t should be your answer
hope this helps
Answer:
i think the answer may be acute and isosceles