Pythagorean Theorem Basics Composite

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

• All triangles

• Right triangles only

• Right triangles and circles.

Tags

CCSS.8.G.B.8

What is the formula for finding the hypotenuse?

• a²⁺b²=c²

• a+b=c

• a-b=c

Tags

CCSS.8.G.B.8

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

• leg A

• leg B

• hypotenuse

you ADD a² and b² then take the square root to find c on a right triangle.

• true

• false

Tags

CCSS.8.G.B.8

Is this a right triangle?

• whatever that means

• no

• yes

Tags

CCSS.8.G.B.8

The Pythagorean theorem states that:

• The two smaller sides of a right triangle sum to equal the longest side.

• The squares of the two smaller sides of a right triangle sum to equal the square of the longest side.

Tags

CCSS.8.G.B.8

What is the final step in solving this work for c?
a² + b² = c²
3² + 4² = c²
9 + 16 = c²
25 = c²

• Divide both sides by 2

• Take the square root of both sides

Tags

CCSS.8.G.B.8

solve for x

• 5552363959656.

• 10

• 100

• 89

Tags

CCSS.8.G.B.7

The Pythagorean Theorem ONLY works on which triangle?

• Obtuse

• Scalene

• Right

• Isosceles

Tags

CCSS.8.G.B.8

solve for c

• 7

• 9

• 4

• 13

Tags

CCSS.8.G.B.7