8. Make a paper right angle and use it to measure the following angles and write whether each angle is more than a right angle, less than a right angle or a right angle.


a)


b)


9. Have you got a skateboard? If so, you can use it for this task. If not, you can place your feet on the ground as if you were on a skateboard and pretend.


Advice: Ask somebody to help you keep your balance!


Follow these instructions: a) Can you rotate the skateboard one right angle, anti-clockwise? b) Can you rotate the skateboard less than one right angle, clockwise? c) Can you rotate the skateboard one right angle, clockwise? d) Can you rotate the skateboard more than one right angle, clockwise? e) Can you rotate the skateboard more than one right angle, anti-clockwise? f) Can you rotate the skateboard less than one right angle, anti-clockwise? g) Can you rotate the skateboard two right angles, anti-clockwise? h) Finally, can you make one full rotation? Be careful! i) How many right angles were in that one full rotation?


c)


d)


Recap • I can spot and describe vertical, horizontal and parallel lines. • I can spot and describe a right angle. • I can tell if an angle is more or less than a right angle.


Lines and Angles 173


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