Question

If the perimeter of triangle ABC is 45, what is the perimeter of triangle CRB?
image of quadrilateral ABRC with diagonal BC; the sides of the quadrilateral are labeled: AB is 9, AC is 16, BR is 15, and CR is 19
56
54
45
44

Answer 1

CB=20 therefore?

Answer 2

@AdeyNyx

Answer 3

A+B+C=45
9+16+25=45

20+15+19=?