Use the x and y values from your point and the h and k from the center to write the equation you need to solve for r. The general form of the equation for a circle is

. We will fill in accordingly:

. Solve for r to get that
Answer:
0.525
21/40 as a decimal is 0.525.
Answer:
He sold 21 CDs
Step-by-step explanation:
200w + 2c = s
W= weeks C= cd sold S = total salary