Pythagorean Theorem and Its Converse

What is the length of the missing side?

• 17

• 13

• 10.9

• 169

If three sides of a right triangle are 9, 40, and 41, which side is the hypotenuse?

• 9

• 40

• 41

If the legs of a right triangle are 16 and 63, what is the length of the hypotenuse?

• 79

• 2112.5

• 65

• 61

If the sides of a triangle are 7, 24, and 25, is it a right triangle?

• yes

• no

The triangular sail of a toy sailboat is supposed to be a right angle.  The manufacturer says the sides of the sail have lengths of 4.5 inches, 6 inches, and 7 inches.  Is the sail a right triangle? 

• No

• Yes

Fill in the blank: The _______ of the squares on the legs is equal to the area of the square on the hypotenuse

• difference

• square root

• sum

• product

True or False: To determine if 3 side lengths form a right triangle, add the areas of the squares on the legs to determine if the sum equals to the area of the square on the hypotenuse.

• True

• False

Can side lengths 3, 4, and 5 form a right triangle?

• yes

• no

Can side lengths 6, 8, and 10 form a right triangle?

• yes

• no

Is this triangle a right triangle?

• yes

• no