Exercises on Finding Angles

Exercises on Finding Angles

Using 4 Angle Ideas

1.Straight Angle 180º (complementary angles)

2. Vertically Opposite Angles are Equal

3. Alternate Angles are Equal

4. Corresponding Angles are Equal

1. Mark two Vertically Opposite Angles on this Diagram: Name them using the Three Letter method.

2. Mark two Alternate Equal Angles on this Diagram: Name the two angles you mark.

3. Mark two Corresponding Equal Angles on this Diagram: What are the names of the angles?

4. Show two angles which make a Straight angle of 180º on this Diagram: Write the angles.

5. Use the marked angles to calculate other angles on the diagram: Write in which angle idea you used in the calculation.

6. Use the marked angles to calculate other angles on the diagram. Give a reason for each calculation using the angle ideas.

7. Use the marked angles to calculate other angles on the diagram. Give reasons.

8. Use the marked angles to calculate other angles in the diagram. Give reasons for your answers.

9. Use the marked angles to calculate other angles in the diagram. Give reasons for your answers.

10.Use the marked angles to calculate other angles in the diagram. Give reasons for your answers