Mastering Adding and Subtracting Rational Expressions

What is directly opposite the right angle in a right triangle?

• None of the above

• The hypotenuse

• Leg B

• Leg A

What formula is used to find a missing side length in a right triangle?

• A squared plus B squared equals C squared

• A times B equals C squared

• A plus B equals C

• A squared minus B squared equals C squared

If one leg of a right triangle is 12 and the other is 5, what is the length of the hypotenuse?

• 13

• 12.5

• 11

• 17

For a right triangle with legs 15 and 18, what is the length of the hypotenuse?

• 20

• 22

• 23.4

• 33

When finding a leg of a right triangle, if the hypotenuse is 10 and one leg is 8, what is the length of the missing leg?

• 2

• 6

• 8

• 10

If the hypotenuse of a right triangle is 25 and one leg is 23, what is the length of the other leg?

• 24

• 2

• 48

• 9.8

To determine if a triangle with sides 10, 15, and 20 is a right triangle, what should be checked?

• If 10 plus 15 equals 20

• If 10 squared minus 15 squared equals 20 squared

• If 10 times 15 equals 20

• If 10 squared plus 15 squared equals 20 squared

Does a triangle with sides 4, 9, and 10 form a right triangle?

• Yes

• Only if 4 is the hypotenuse

• No

• Cannot be determined

Can a triangle with sides 20, 21, and 29 be a right triangle?

• Yes

• Cannot be determined

• No

• Only if 21 is the hypotenuse

What humorous term does the teacher use to remember the hypotenuse?

• Hip hop news

• Hippo in use

• High pot news

• Hippo pot news