Let Us Assess A. Multiple Choice, Write the letter of your answer on the space provided before the number. 1. It is the union of two non collinear rays with a common endpoint. C. space A. plane B. angle D. segment 2. It is an angle with a measure greater than 0° but less than 90°. A. acute angle c. obtuse angle B. right Angle D. none of these 3. It is an angle with a measure of 90°. A. acute angle C. obtuse angle B. right Angle D. none of these 8