Unit 7 geometry b questions and answers 100% solved

Unit 7 geometry b questions and answers 100% solved The measure of a(n) _____ in degrees is 360º. circle A(n) _____ is an arc whose endpoints lie on a diameter of a circle. semicircle A(n) _____ is a continuous portion of a circle consisting of two endpoints and all the points on the circle between them. arc An angle with its vertex at the center of a circle is called the _____. central angle The measure of an arc, which is equal to the measure of its central angle is called the _____. arc measure The _____ is the set of all points that lie on an arc in the exterior of a central angle. major arc The _____ is the set of all points that lie on an arc in the interior of a central angle. minor arc A(n) _____ angle is an angle whose vertex is a point on a circle and whose sides are two chords of the circle. inscribed The measure of an inscribed angle whose side is a _____ is half the measure of its intercepted arc. (Corollary 1 of the Inscribed Angle Theorem) diameter The measure of an inscribed angle is _____ the measure of its intercepted arc. half If an inscribed angle intercepts a _____, then the angle is a right angle. (Theorem 7.5C) semicircle If a quadrilateral is inscribed in a circle, then its opposite angles are _____. (Theorem 7.5D) supplementary The measure of an inscribed angle with the center of the circle in the exterior of the angle is half the measure of its _____ arc. (Corollary 3 of the Inscribed Angle Theorem) intercepted If inscribed angles in a circle or congruent circles intercept the same arc or congruent arcs, then the angles are ____ congruent The measure of an inscribed angle with the center of the circle in the interior of the angle is half the measure of its _____ arc. (Corollary 2 of the Inscribed Angle Theorem) intercepted If two secants intersect in the interior of a circle, then the measure of each angle formed is half the _____ of the measures of the intercepted arcs. (Theorem 7.6B) sum If a tangent and a secant intersect a circle at the point of _____, then the measure of the angle formed is half the measure of the intercepted arc. (Theorem 7.6A) tangency If a tangent and a secant, two tangents, or two secants intersect in the exterior of a circle, then the measure of the angle formed is half the _____ of the measures of the intercepted arcs. (Theorem 7.6C) difference