find the length
......

Answer:
The dotted line has a length of 14.5
Step-by-step explanation:
Hypotenuse- c^2= a^2 + b^2
Answer:
Step-by-step explanation:
Use Pythagorean to find the required length
Dotted line is the diagonal of the rectangle, let it be d
Missing side of the rectangle is the hypotenuse of the right triangle, let it be a