The point (1,-6) lies on a circle and the center of the circle is at the point (1,-9). What is the equation of this circle? A. (x - 9)2 + (y - 1)2 = 9
B. (x - 1)2 + (y + 9)2 = 9
C. (x - 9)2 - (y - 1)2 = 3
D. (x + 1)2 + (y - 9)2 = 9

Use the expression below.–4b + 8c + 12 – 8b – 2c + 6part asimplify the expression. enter your answers in the boxes. b + c + part bfactor the simplified expression using the gcf. a. 2(–2b + c + 3) b. 3(–2b + c + 3) c. 4(–2b + c + 3) d. 6(–2b + c + 3)part cwhat is the value of the expression when b = 2 and c = –3? enter your answer in the box.

Explain how you can use the associative property to evaluate (7x50)x4.

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle