What is the length of the diagonal of the rectangle?
10.625
126.4375
29.75
21.25

Answer:
Step-by-step explanation:
Use Pythagorean theorem,
Hypotenuse² = base² +altitude²
Diagonal² = 17² + 12.75²
= 289 +162.5625
= 451.5625
Diagonal = √451.5625
= 21.25