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TRANSCRIPT
9-6 Other Angles
Theorem 9-9The measure of an angles formed by two chords that intersect inside a circle is equal to half the sum of the measures of the intercepted arcs.
Theorem 9-10The measure of an angle formed by two secants, two tangents, or a secant and a tangent drawn from a point outside a circle is equal to half the difference of the measures of the intercepted arcs.
Examples:
3.12.12Monday, March 12, 20127:51 AM
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If , then
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Determine the measure of angles 2, 4, 6, 8, and 10
Homework: p. 359-360 #1-19 odd
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