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Slide 1 - Types of angles
Slide 2 - Types of Angles
- An acute angle measures less than 90°
- An obtuse angle measures more than 90°
- A right angle measures exactly 90°
Slide 3 - 20°
- If this angle is acute, what could be its measurement?
Slide 4 - Right
- Which angle do you see the most on this building?
Slide 5 - Obtuse
- The hour hand makes an angle with the minute hand. What kind of angle is it?
Slide 6 - Draw an obtuse angle in your box.