Question

AC = 13 in the image shown. Is BC tangent to circle A?

No, because 52 + 122 = 132
Yes, because 52 + 122 = 132
No, because 52 + 122 +132
Yes, because 52 + 122 #132
Submit

Answer 1

Yes, because 52 + 122 = 132.

Explanation:

A line through a point on a circle is tangent at the point if it is perpendicular to the radius drawn to the point of tangency. The Pythagorean Theorem only works for right triangles.