what is the standard equation of a circle whose center is at the second quadrant and a radius with endpoints at (-4,3) and (1,-2)?​

Based on the figures as marked, /\rqs = —

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)