Hidden Triangles Pythagorean Theorem

To which shape(s) does the Pythagorean theorem apply?

• All triangles

• Right triangles only

• Some right triangles and some isosceles triangles 

• Right triangles and circles.

The Pythagorean Theorem is _________

• a + b = c

• a² + b² = c²

• a² + b² + c²

• A = LW

On your own paper, write an equation using the Pythagorean Theorem and solve for x.

• x = 15

• x = 7.9

• x = 21

• x = 225

The longest side of a right triangle is called the...

• leg A

• leg B

• hypotenuse

• right angle

Find the value of x.

Mathematical Equivalence

ON

Find the missing length indicated. Leave your answer in simplest radical form.

• 64

• 12

• 9

• 100

Solve for the length indicated.

• 1

• 2

• 3

• 4

Find the length of the missing side. 

• 48 in.

• 52 in.

• 16 in.

• 24 in.

Solve for the variable x.

• x = 3.2

• x = 80

• x = 3

• x = 6

Find the missing length.

• 15

• 11

• 35

• 8