Pythagorean Theorem Review

What is the formula that represents the Pythagorean Theorem?

• $a^2+b^2=c^2$

• a + b = c

• $\left(a+b\right)^2\ =\ c^2$

What is the value of x?

What is the value of y?

• 80

• 208

• $\sqrt{80}$

• $\sqrt{208}$

What is the value of u?

A 13 foot ladder is leaning against a building. The top of the ladder is touching the wall 12 feet from the floor. How far away is the base of the ladder from the wall?

True or False:

A triangle with side lengths 3, 4, and 5 is a right triangle

• True

• False

True or False:

A triangle with side lengths 6, 12, and 13 is a right triangle.

• True

• False