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12-4 Angle Measures and Segment Lengths

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Presentation on theme: "12-4 Angle Measures and Segment Lengths"— Presentation transcript:

1 12-4 Angle Measures and Segment Lengths

2 Secant: A line, ray, or segment that intersects a circle at two points.

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4 Problem 1: Finding Angle Measures
What is the value of each variable:

5 What is the value of each variable:

6 Problem 2: Finding Arc Measure
A satellite in a geostationary orbit above earth’s equator has a viewing angle of earth formed by the two tangents to the equator. The viewing angle is about 17.5˚. What is the measure of the arc of earth that is viewed from the satellite?

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8 Problem 3: Finding Segment Length
What is the value of each variable:

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