Pythagorean Theorem Review

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.

Tags

CCSS.8.G.B.8

What is the length of the hypotenuse in the triangle shown?

• 3

• 4

• 5

• 8

Tags

CCSS.8.G.B.8

The bottom of a 13-foot straight ladder is set into the ground 5 feet away from a wall. When the top of the ladder is leaned against the wall, what is the distance above the ground it will reach? 

• 12 feet
• 13.5 feet
• 13 feet
• 11.6 feet

Tags

CCSS.8.G.B.8

Determine the length of the missing side.

Mathematical Equivalence

ON

Tags

CCSS.8.G.B.7

a² + b² = c^{2
a = 9 b = 40}

• c = 41
• c = 65
• c = 25
• c = 5

Tags

CCSS.8.G.B.7

side a on a right triangle is ALWAYS the longest side

• true
• false

Which equation can be used to solve for "x"?

• 15² – x² = 21²

• x² – 15² = 21²

• 15² + 21² = x²

• 21² – 15² = x²

Tags

CCSS.8.G.B.7

A soccer field is a rectangle 90 meters wide and 120 meters long. The coach asks players to run from one corner to the corner diagonally across. What is this distance?

• 210 m
• 180 m
• 150 m
• 79 m

Tags

CCSS.8.G.B.8