Angle Measures
Complementary & Supplementary
Vertical Angles
Solve
Vocabulary and Naming Angles
100
How many degrees is angle ABC on the protractor?
Angle ABC is 40 degrees
100
What type of angle do supplementary angles sum to?
Supplementary angles add up to 180 degrees which is straight angle.
100
Which angle is a vertical angle to angle 1?
What is Angle 4?
100
Solve for x.
2x - 10 = 50.
What is "x = 30"?
100
Name the given angle.
What is angle c, angle bcd, or angle dcb?
200
What type of angle is pictured on the protractor below?
Obtuse Angle
200
If angles A and B are complementary and angle A is 51°, then how many degrees is angle B?
Angle B is 90-51=39°
200
Name the vertical angles in the diagram below, and explain why they are vertical angles.
Angles 3/5 and 4/6 are vertical angles because they are opposite each other in an intersection of two lines.
200
What is the measure of angle RQP?
What is 140° since 160 - 20 = 140?
200
Point J is a special point called _____.
What is the vertex?
300
What type of angle is shown below? What is the range of degrees for that type?
Reflex; ranges from over 180 degrees to 360 degrees
300
What is the measure for angle HJL?
Angle HJL is 90-40=50°
300
Angles 2 and 3 are vertical angles and they are also ____ to each other.
What is congruent or "equal in measure"?
300
Solve for x.
7x + 2 = 58
What is x = 8?
300
What the name of the 40 degree angle in the photo? You must use three points.
What is angle LJK or angle KJL?
400
What is the difference between an obtuse angle and a straight angle in terms how they look and their degrees?
An obtuse angle is an angle that ranges from over 90 degrees to 180 degrees whereas a straight angle is one that measures 180 degrees.
400
Name two pairs of supplementary angles in this picture.
Angles 3 and 4 are supplementary along with angles 5 and 6.
400
How are angles 1 and 5 related to each other?
Angles 1 and 5 are exterior alternate angles.
400
Solve for x.
2x + 5 = 3x
What is x = 5?
400
Two angles that are ________ angle share a vertex and one side.
What is adjacent?
500
Two angles that sum 90 degrees are _____ while two angles that sum 180 degrees are _____.
complementary
supplementary
500
Which angles in the diagram are supplementary according to the Interior Consecutive Angles Theorem? What does supplementary mean?
Angles 3/5, 4/6 are supplementary, which means they add up to 180 degrees.
500
Define vertical angles using the terms "criss-crossing lines" and "congruent."
What is "When given two criss-crossing lines, vertical angles are two congruent angles formed across from each other"?
500
Solve for x.
2x + 18 - x = 18
What is x = 0?
500
Angle _______ and angle LJK are complementary angles and sum _____ degrees.
What is angle HJL (or angle LJH) and 90?