Points on a Circle

A circle has the equation  $\left(x+2\right)^2+\left(y+2\right)^2\ =25$  . Which of the following is a point on the line? 

•  $\left(-6,\ 1\right)$  

•  $\left(-4,\ 2\right)$  

•  $\left(0,\ 2\right)$  

•  $\left(2,\ -2\right)$  

A circle has a center at $\left(4,\ -1\right)$ and a radius of 6. Select all of the following that are points on the same circle.

• $\left(-2,-1\right)$

• $\left(4,\ -7\right)$

• $\left(0,\ -5\right)$

• $\left(8,\ -5\right)$

• $\left(10,\ -1\right)$

A circle has a center at (1, 1). The diameter is 6. Which of the following points is a point on the circle?

• $\left(0,\ -1\right)$

• $\left(-1,\ 3\right)$

• $\left(4,\ 1\right)$

• $\left(3,\ 3\right)$

A circle has diameter endpoints of (1, 0) and (5, 0). Which of the following points is a point on the same circle?

•  $\left(1,\ 1\right)$  

•  $\left(0,\ -2\right)$  

•  $\left(3,-2\right)$  

•  $\left(-4,\ 2\right)$  

The equation of a circle is represented by  $x^2+y^2\ =\ 100$  
Select all the points below that are on the circle. 

•  $\left(5,\ 8\right)$  

•  $\left(8,\ 6\right)$  

•  $\left(10,\ 0\right)$  

•  $\left(6,\ -8\right)$  

•  $\left(3,\ -9\right)$  

A circle has a diameter with endpoints (2, 1) and (2, 3). Which of the following is also a point on the circle?

• (2, 2)

• (1, 3)

• (3, 2)

• (0, 0)

A circle is modeled by the equation $\left(x-3\right)^2+\left(y\ +3\right)^2\ =\ 25$  .
Which of the following are also points on the circle. 

•  $\left(7,\ 0\right)$  

•  $\left(5,\ 2\right)$  

•  $\left(-1,\ 0\right)$  

•  $\left(0,\ -7\right)$  

•  $\left(3,\ -8\right)$  

A circle has center $\left(4,\ -2\right)$  and a diameter of 14. Which of the following points is also a point on the circle.

•  $\left(8,\ 4\right)$  

•  $\left(11,\ -2\right)$  

•  $\left(7,\ -8\right)$  

•  $\left(-3,\ -3\right)$