Pythagoras' Theorem

The Right-Angled Triangle

PYTHAG - Pythagorean Triads

A rule for finding Pythagorean triads (Investigation)

Calculating Exact Side Lengths Using Pythagoras' Theorem

A proof of Pythagoras' Theorem (Investigation)

Calculating Side Lengths Using Pythagoras' Theorem

Calculating the Hypotenuse

Calculating Other Side Lengths

Applications using Pythagoras' Theorem

Pythagorean Spiral (Investigation)

Review of Pythagoras' Theorem

Isosceles right triangles (45-45-90 special right triangles)

Half an equilateral triangle (30-60-90 special right triangles)

Class VII

PYTHAG - Pythagorean Triads

Interactive practice questions

Using your knowledge of common Pythagorean triples or otherwise, is $\left(15,8,17\right)$(15,8,17) a Pythagorean triple?

Yes

A

No

B

Easy

< 1min

$Peter$ knows the two smallest numbers in a Pythagorean triad, which are $3$3 and $4$4. What number, $c$c, does $Peter$ need to complete the triad?

Easy

1min

If $3$3 and $4$4 are the two smallest values in a Pythagorean triple, what is the largest value, $c$c, in the triple?

Easy

1min

Outcomes

7.G.PT.4

Pythagoras Theorem (Verification only)

What is Mathspace

About Mathspace