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Secant/Tangent Angles. Section 10.5 – Part One. A. 1. O. B. Central Angles. Rule. Diagram. The angle is the same as the intercepted arc. Formula. C. 2. D. Case 1: Intersection on the Circle. Rule. Diagram. The angle is half the intercepted arc. Formula. E. G. 3. F.
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Secant/Tangent Angles Section 10.5 – Part One
A 1 O B Central Angles Rule Diagram The angle is the same as the intercepted arc. Formula
C 2 D Case 1: Intersection on the Circle Rule Diagram The angle is half the intercepted arc. Formula
E G 3 F Case 1: Intersection on the Circle Rule Diagram The angle is half the intercepted arc. Formula
Find x. S 100⁰ R T x
J H 4 K L Case 2: Intersection inside the Circle Rule Diagram The angle is half the sum of the intercepted arcs. Formula
Find x. N ° 60 x M O ° 100 P