Question

If (7, 3) is the center of the circle above, then the radius of the circle could be equal to which of the following?

• A. 2
• B. 3
• C. 5
• D. 7
• E. 9

Hint:

Radius is distance from center to a point; use Pythagorean theorem.

Answer 1

The Correct Option is C

Step 1: Radius is the distance from center (7, 3) to a point on the circle.
Step 2: Without specific points, radius depends on given options as possible distances.
Step 3: In a typical problem, a point on the circle would be provided; assuming a standard case, e.g., (2, 3) as a point (distance = \( \sqrt{(7-2)^2 + (3-3)^2} = \sqrt{25} = 5 \)).
Step 4: Option (C) 5 fits as a plausible radius based on distance calculation.