1) an angle whose measure is greater than 0° and less than 90° a) obtuse b) acute c) right 2) a figure formed by two rays with a common endpoint a) angle bisector b) straight angle c) angle 3) a ray that bisects an angle into two congruent angles a) angle bisector b) interior of an angle c) right angle 4) the set of points outside an angle a) interior of an angle b) exterior of an angle c) vertex 5) the set of points between the two sides of an angle a) interior of an angle b) exterior of an angle c) vertex 6) an angle whose measure is greater than 90° but less than 180° a) acute angle b) obtuse angle c) right angle 7) an angle whose measure is exactly 90° a) acute angle b) obtuse angle c) right angle 8) an angle whose measure is 180° and whose rays form a straight line a) acute angle b) obtuse angle c) straight angle 9) the common endpoint of the rays of an angle a) vertex b) angle c) point

Geometry A Unit 1 Lesson 5

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