Angles 1 (types)
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- 2. Types of Angle Acute angles 1 2 3 Acute angles are angles less than 90o
- 3. 90o on a protractor Types of Angle Right angles A right angle is an angle of 90oVertical Horizontal A right angle will occur when a horizontal line and a vertical line meet. Horizontal Vertical Vertical HorizontalHorizontal Vertical 1 2 3 If the angle between two lines is a right angle then the lines are perpendicular to each other.
- 4. Vertical Horizontal Types of Angle Right angles Perpendicular lines Perpendicular lines
- 5. Which simple shapes contain right-angles?
- 6. Can Pentagons, Hexagons and Octagons have right-angles? Regular PentagonRegular Hexagon Regular Octagon Irregular Pentagon Irregular Hexagon Irregular Octagon 6 six 5 five 8 Eight
- 7. Types of Angle Obtuse angles 1 2 3 Obtuse angles are greater than 90o but less 180o
- 8. What types of angle can you see in the shapes below? Regular PentagonRegular Hexagon Regular Octagon Irregular Pentagon Irregular Hexagon Irregular Octagon 6 six 5 five 8 Eight
- 9. Types of Angle Straight angles 180o on a protractor180o on a protractor A straight angle is an angle of 180o
- 10. Types of Angle Reflex angles Reflex angles are greater than 180o but less than 360o 1 2 3 4
- 11. 1 2 3 4 5 6 7 8 9 Acute Obtuse Acute Reflex Right Obtuse Acute Reflex Obtuse