Theorem 9-3 In the same circle or in congruent circles, two minor arcs are congruent if and only if their central angles are congruent. Conclusion: m<1 = m<2 P B 2 75˚ 1 T F 8 cm 8 cm A 75˚ I Example 3 Find the measure of central <1 72˚ 95˚ 150˚ 50˚ 1....
Given: Major arc-ABC has a measure of 280 degrees. Calculate: The measure of angle-AOC = .
2 Arcs and Central Angles A central angle of a circle is an angle with its vertex at the center of the circle. O Y Z. 12.2 Arcs and Chords. Apply properties of Arcs Apply properties of Chords. Agenda: 4/12/11 Warm - up Lesson 11-2: Arcs and Central Angles (p. 462) ...
Circle worksheets, videos, tutorials and formulas involving arcs, chords, area, angles, secants and more.