Triangle SHE is similar to Triangle RHY.
In △SHE, R is the mid point of line SH, and Y is the midpoint of line EH. use the given information to solve the problem:
If RY = b+4 and SE =20, find the value of b.

Triangle SHE is similar to Triangle RHY In SHE R is the mid point of line SH and Y is the midpoint of line EH use the given information to solve the problem If class=