Question

A circle is shown on the coordinate plane below.

What is the center and radius of this circle?

Center: (3, 5); Radius: 7

Center: (3, 5); Radius: 14

Center: (5, 3); Radius: 7

Center: (5, 3); Radius: 14

Answer 1

Well the center of a circle is the point that right in the middle. By looking at that graph can you find the point thats right in the middle?

Answer 2

??????

Answer 3

thats the center

Answer 4

ok

Answer 5

radius is the units from the center to the edge of the circle

Answer 6

in order to locate that point we assign it an x value and a y value

Answer 7

ok

Answer 8

The x value tells you how many units to move left or right from the origin and the y values tells you how many to move up and down

Answer 9

the point where the x and y axis cross is (0,0)

Answer 10

we start counting there

Answer 11

you always then start moving side to side first

Answer 12

how many units to the right do you have to move to get to the center?

Answer 13

and then how many units up?