Question

The center of a circle is at the origin on a coordinate grid. A line with a positive slope intersects the circle at (0, 7). Which statement must be true?

Answer 1

What are the statements?

Answer 2

The circle has a radius greater than 7.
The circle has a radius equal to 7.
The slope of the line is equal to 7.
The slope of the line is not equal to 7.

Answer 3

@DDCamp

Answer 4

The center of the circle is at the origin (0,0), and we know that the point (0,7) is also on the circle. The radius of the circle is the length between the center and any point on the circle.

Can you use this information to find the radius of the circle?