**70 points** no guessing
the equation of a circle in general form is x2+y2−20x−26y+244=0

what is the equation of the circle in standard form?

(x−20)2+(y−26)2=25

(x−10)2+(y−13)2=25

(x−20)2+(y−26)2=144

(x−10)2+(y−13)2=144

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

The total number of dental clinics total for the last 12 months was recorded

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)