Year 10
Foundation
Use Pythagoras' theorem to show that a triangle is right-angled
Year 10
Foundation
Use Pythagoras' theorem to show that a triangle is right-angled
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Lesson details
Key learning points
- In this lesson, we will apply Pythagoras' Theorem to determine if a triangle is right-angled. This is known as the converse of Pythagoras' Theorem.
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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.
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4 Questions
Q1.
Calculate the missing length.
29.15 m
3.16 m
6.32 m
Q2.
Find the missing length.
20 m
3.16 m
6.32 m
Q3.
Find the missing side.
11.48 cm
4 cm
45.96 cm
Q4.
Find the missing length.
11.48 cm
4 cm
94.02 cm
4 Questions
Q1.
Is this a right-angled triangle?
No
Q2.
Is this a right-angled triangle?
Yes
Q3.
Is this a right-angled triangle?
Yes
Q4.
Is 8, 6 and 10 a Pythagorean triple?
No