Unit Test #21

Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.




x is equal to:

A. 58°

B. 68°

C. 126°

D. 54°

Answer 1:





The size of the angle marked y is:

A. 123°

B. 57°

C. 180°

D. 237°

Answer 2:





Two angles which add up to 180°are called: A. congruent angles
B. supplementary angles
C. complementary angles
D. acute angles

Answer 3:





The value of z is:

A. 100°

B. 87°

C. 80°

D. 86°

Answer 4:





Which of the following is an acute angle? A. 45°
B. 90°
C. 135°
D. 225°

Answer 5:





Angle ABC is a:

A. reflex angle
B. obtuse angle
C. acute angle
D. congruent angle

Answer 6:





Another meaning for the word congruent is: A. equal
B. supplementary
C. adjacent
D. vertically opposite

Answer 7:





a and b are best described as:

A. supplementary angles
B. vertically opposite angles
C. complementary angles
D. adjacent angles

Answer 8:





Vertically opposite angles are: A. adjacent
B. supplementary
C. obtuse
D. equal

Answer 9:





The value of y is:

A. 47°
B. 45°
C. 43°
D. 137°

Answer 10:



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