Question

BRE

What is the radius of a circle whose equation is (x - 7)2 + (y - 10)2 = 4?
2 units
ОО
4 units
8 units
16 units

Answer 1

A

Explanation:

Answer 2

2

Explanation:

The equation of a circle is given as:

(x-h)^2 + (y-k)^2 = r^2

so r^2 = 4

r = sqrt(4)

r = 2