12. Geometry

12.01 Properties of shapes

12.02 Angles and angle types

12.03 Measure angles

12.04 Angles on a straight line

12.05 Angles at a point

12.06 Vertically opposite angles

12.07 Transformation of shapes

12.08 Enlargements

EXPLORE: Constructing prisms and pyramids

Year 6

12.04 Angles on a straight line

Interactive practice questions

Angles on a straight line add up to?

$90^\circ$90°

A

$180^\circ$180°

B

Easy

< 1min

Are the angles in the diagram below $supplementary$ ?

Easy

< 1min

Find the size of the missing angle.

Easy

< 1min

Find the size of the missing angle.

Easy

< 1min

Outcomes

AC9M6M04

identify the relationships between angles on a straight line, angles at a point and vertically opposite angles; use these to determine unknown angles, communicating reasoning

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