Is there supposed to be a picture
Answer:
C. 0.23°
Step-by-step explanation:
We are given

Re-arranging this equation (multiply by 32 on both sides and divide by
on both sides gives us:
or

Substituting for, r and v we get

Answer: D. (-b,0)
applying coordinate geometry practice
the whole quiz >
1. b.
2. a.
3. c.
4. d.
5. c.
6. c.
7. a.
8. d.
9. d.
10. b.
Look at the picture.
The angle y° and 71° are Supplementary Angles. Therefore y° + 71° = 180°.

The sum of measures of these three angles of any triangle is invariably equal to 180°.
Therefore we have the equation:
