Answer:
Step-by-step explanation:
x = 3
7=2
3-2=5
slope is 4/5
Step-by-step explanation:
-7(-5A+8)+9=
Formula:

Plug in 21 for a, plug in 72 for b.

Then you would get:

Then add 5184 and 441

Square root it.
and you'll get

I hope this helps
Answer:
14.5 Pounds
Step-by-step explanation:
Subtracting 165.5 lb from 180 lb gives you 14.5 lb
I don’t think you can calculate the arc without the radius. All I know is that the angle is 110 degree