Introduction to Pythagoras

Find the missing side. Round your answer to the nearest tenth place.

• 11.5 ft

• 11 ft

• 12 ft

• 15.6 ft

What was the name of the mathematician that proved a² + b^{2 =}c²

• Pythagoras

• Pluto

• Aristotle

Find the hypotenuse in the image shown

• 15 cm

• 20 cm

• 10 cm

• 9 cm

Pythagoras' Theorem only works for...

• ...scalene triangles

• ...right-angle triangles

• ...isosceles triangles

• ...equilateral triangles

Pythagoras' Theorem displays the relationship between...

• ...the side lengths of a square

• ...the side lengths of a triangle

• ...the area of the squares of the side lengths of a triangle

• ...a, b and c

Pythagoras was alive during which century?

• 6th Century BC

• 8th Century BC

• 7th Century AD

• 20th Century AD

• 1

• 1.4142135623

• 1.4

• It's irrational and can't be expressed using a decimal number

To which kind of triangles can you always apply Pythagoras' Theorem?

• Right-angled

• Scalene

• Isosceles

• Equilateral

What is the length of x?

• 5

• 7

• 8

• 25

What is the length of x?

• 5.7

• 10.6

• 20

• 400