Lesson Worksheet: Vertically Opposite Angles Mathematics • 7th Grade
In this worksheet, we will practice investigating the relationship between angles in intersecting lines and finding the measure of unknown angles.
In the figure, lines and intersect at . What is ?
In the given diagram, and . Find the value of .
Knowing that , , , and , find .
If and are vertical angles, where and , find and .
In the figure, , , , and . Find the values of and .
In the given diagram, = . Find .
What is in the following figure?
Find the value of .
Lines and meet at . Determine the value of .
In the figure rays and meet at , and . What is ?
In the given figure, if and , find .
Which of the following statements is always true of vertically opposite angles?
- AVertically opposite angles sum to .
- BVertically opposite angles sum to .
- CVertically opposite angles are complementary.
- DVertically opposite angles are equal.
- EVertically opposite angles are supplementary.
What is the sum of the measures of the two adjacent angles formed by a straight line and a ray?
Which of these is the supplement of an acute angle?
- Aright angle
- Bacute angle
- Creflex angle
- Dobtuse angle
If , then and are .
- Dequal in measure
Two angles are supplementary and one of them is a. What is the other?
In the given diagram, is a right angle and . Work out .
Find , , and .
- A, ,
- B, ,
- C, ,
- D, ,