Unit 11 – Shapes and angles
1 Jade uses lolly sticks to help her learn about angles. The blue stick turns about the fixed point made by the pin. The amount of turn is called an angle. Angles are measured in degrees.
angle
2 Jade uses her lolly sticks to think more about right angles.
The blue lolly stick has made a quarter turn. This is measured as 90 degrees (90°). How many degrees does the minute hand on a clock turn when it moves from 12 to 3?
1 4
Which of these angles is greater than 90°? Which is smaller than 90°?
3
1 Which angle is the odd one out? Explain why.
A
B
C
D
147
9781380050694__text.indb 147
04/05/2022 15:51
Made with FlippingBook Learn more on our blog