Answer:
20.9
Step-by-step explanation:
The length and width would be 20.9 if you add then divide the formula give its different sometimes
Going by 30 for east and -30 for west
Answer:

Step-by-step explanation:
Use Distance Formula

Substitute

Simplify

Simplify

Add

Answer:
5=4
Step-by-step explanation:
Use pemdas