Answer:
20 inches
Step-by-step explanation:
Use the Pythagorean Theorem.

The answer is B. hope i helped
Answer:
negative 64.8
Step-by-step explanation:
Negative 64.8 comes before negative 80 so that makes it greater in terms of negatives.
Sorry if I'm wrong though
Answer:
4n+6
Step-by-step explanation: