Chapter 10.2 - Properties of Tangents

Question 1

Theorem 10.1: If a line is tangent to a circle…

Answer 1

…then it is perpendicular to the radius drawn to the point of tangency.

Question 2

Theorem 10.2: In a plane, if a line is perpendicular to a radius of a circle at its endpoint on the circle…

Answer 2

…then the line is tangent to the circle.

Question 3

Theorem 10.3: If two segments from the same exterior point are tangent to a circle…

Answer 3

…then they are congruent.

Question 4

inscribed circle

Answer 4

a circle within a polygon where the polygon’s sides are tangents to the circle

Question 5

circumscribed circle

Answer 5

a circle within a polygon where the polygon’s vertices lie on the circle