4th Grade Math Vocab Review

An acute angle is

• An angle less than 90 degrees

• An angle that is 90 degrees

• An angle that is more than 90 degrees but less than 180

• An angle that is 180 degrees

A right angle is

• An angle measuring less than 90 degrees

• An angle measuring exactly 90 degrees

• An angle measuring more than 90 degrees and less than 180 degrees

• An angle measuring exactly 180 degrees

An obtuse angle is

• An angle measuring less than 90 degrees

• An angle measuring exactly 90 degrees

• An angle measuring more 90 degrees but less than 180 degrees

• An angle measuring exactly 180 degrees

A straight line measures

• Less than 90 degrees

• Exactly 90 degrees

• More than 90 degrees but less than 180 degrees

• Exactly 180 degrees

Sum is the answer to a

• Addition problem

• Subtraction problem

• Multiplication problem

• Division problem

Difference is the answer to a

• Addition problem

• Subtraction problem

• Multiplication problem

• Division problem

Product is the answer to a

• Addition problem

• Subtraction problem

• Multiplication problem

• Division problem

Quotient is the answer to a

• Addition problem

• Subtraction problem

• Multiplication problem

• Division problem

Area is

• Length + Width

• Length x Width

• Length + Length + Width + Width

• Length x Length x Width x Width

Perimeter is

• Length + Width

• Length x Width

• Length + Length + Width + Width

• Length x Length x Width x Width