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10-5 T ANGENTS Ms. Andrejko. V OCABULARY Tangent- Line in the same plane as a circle that intersects the circle at exactly one point called the point.

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Presentation on theme: "10-5 T ANGENTS Ms. Andrejko. V OCABULARY Tangent- Line in the same plane as a circle that intersects the circle at exactly one point called the point."— Presentation transcript:

1 10-5 T ANGENTS Ms. Andrejko

2 V OCABULARY Tangent- Line in the same plane as a circle that intersects the circle at exactly one point called the point of tangency Common Tangent- a line, ray, or segment that is tangent to 2 circles in the same plane

3 T HEOREMS T In a plane, a line is tangent to a circle if and only if it is perpendicular to a radius drawn to a point of tangency T If two segments from the same exterior point are tangent to a circle, then they are congruent

4 E XAMPLES

5 P RACTICE

6 E XAMPLES

7 P RACTICE

8 E XAMPLES

9 P RACTICE


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