Pythagorean Theorem

The Pythagorean Theorem is:

• $a^2+b^2=c^2$

• $a^2-b^2=c^2$

• $a^2+c^2=b^2$

• $a^2-c^2=b^2$

Find the missing side of the triangle.

• 7.1

• 149

• 12.2

• 4.1

Find the missing side of the triangle.

• 12.6

• 15

• 18.8

• 9.1

Find the missing side of the triangle.

• 10

• 18.9

• 4.7

• 8.6

Find the missing side of the triangle.

• 13.9

• 17.9

• 10.9

• 15

The bottom of a ladder must be placed 3 feet from a wall. The ladder is 12 feet long. How far above the ground does the ladder touch the wall?

• 10 feet

• 12.4 feet

• 11.6 feet

• 18.1 feet

David leaves the house to go to school. He walks 200m west and 125m north. How far away is he from his starting point?

• 235.8 m

• 198.4 m

• 267.3 m

• 156.1 m