Year 6
Find the value of missing angles in quadrilaterals
Year 6
Find the value of missing angles in quadrilaterals
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Lesson details
Key learning points
- In this lesson, we will represent the angles in a quadrilateral pictorially and algebraically before learning how to calculate missing angles.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
3 Questions
Q1.
What is the value of angle a?

124°
236°
Q2.
What is the value of angle a?

160°
200°
Q3.
What is the value of angle y?

145°
85°
5 Questions
Q1.
Estimate the size of the angle.

123°
21°
Q2.
Find the size of angle a.

315°
45°
Q3.
Find the size of angle c.

298°
72°
Q4.
Find the size of angle c.

115°
90°
Q5.
Find the size of angle w.

326°
44°