8 Geometry

8.01 Angles and triangles

8.02 Transformations and congruence

8.03 Testing for triangle congruence

8.04 Using triangle congruence

8.05 Quadrilaterals built from triangles

Stage 4

8.01 Angles and triangles

Interactive practice questions

Are the angles in the diagram below $supplementary$ ?

Yes

A

No

B

Easy

< 1min

Are the angles in the diagram below $supplementary$ ?

Easy

< 1min

Are the angles in the diagram below $supplementary$ ?

Easy

< 1min

Are the angles in the diagram below $complementary$ ?

Easy

< 1min

Outcomes

MA4-17MG

classifies, describes and uses the properties of triangles and quadrilaterals, and determines congruent triangles to find unknown side lengths and angles

MA4-18MG

identifies and uses angle relationships, including those related to transversals on sets of parallel lines

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