unit 11: circles 10.5 tangents · 2014. 3. 8. · 10.5 tangents.notebook march 06, 2014 unit 11:...
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10.5 Tangents.notebook March 06, 2014
Unit 11: Circles10.5 Tangents
Tangent A line that touches a circle only one point (called the point of tangency)
Common Tangent A tangent that touches two circles in the same plane
10.5 Tangents.notebook March 06, 2014
10.5 Tangents.notebook March 06, 2014
Tangent Theorem #1 A line is truly a tangent if it is perpendicular to the radius drawn from the point of tangency
10.5 Tangents.notebook March 06, 2014
10.5 Tangents.notebook March 06, 2014
10.5 Tangents.notebook March 06, 2014
Tangent Theorem #2
If two segments from the same endpoint are tangent to a circle, then they are congruent.
10.5 Tangents.notebook March 06, 2014
A figure is circumscribed if every side of the figure is tangent to the circle.
10.5 Tangents.notebook March 06, 2014
10.5 Tangents.notebook March 06, 2014