Pythagorean Theorem, Pythagorean Triples, Special Right Triangles

Do the segment lengths 9, 12, and 15 form a right triangle?

• Yes

• No

• Maybe

• Pythagoras

Which is a Pythagorean Triple?

• 4,4,8

• 6,8,10

• 1,2,3

• 10,15,25

_{^{Find the missing side}}

• 36

• 76.8

• 12

• 40

What is the length of x in this 45-45-90 triangle?

• 4√2

• 4

• 8

• 4√3

If the Pythagoras property holds, the triangle must be _____

• right angled

• acute angled

• obtuse angled

The Pythagorean Theorem ONLY works on which triangle? 

• obtuse

• scalene

• isosceles

• right

Use the right triangle above to determine the value of x ?

Mathematical Equivalence

ON

In this 30-60-90 triangle, what is the length of the hypotenuse?

• 4√2

• 4√3

• 4

• 8

Find the missing side

• 9

• 37

What is the length of y in this picture?

• 45

• 5√2

• 90

• 5