Establish properties of quadrilaterals using congruent triangles and angle properties, and solve related numerical problems using reasoning(ACMMG202)
LO:To determine the properties of quadrilaterals using congruent triangles.
Know:

The definition of congruence

Quadrilaterals are shapes that have 4 sides and 4 angles.
Understand:

That the properties of quadrilaterals can be found using congruent triangles.
Do:

I can determine the properties of quadrilaterals using congruent triangles.