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an angle that measures less than 90 degrees

What is an acute angle?

an angle that measures more than 90 degrees and less than 180 degrees

What is an obtuse angle?

an angle that measures 90 degrees

What is a right angle?

an angle that measures 180 degrees

What is a straight angle?

a number that has more than 2 factors

What is a composite number?

a line segment that connects two points on the circle and passes through the center of the circle

What is the diameter?

fractions that name the same amount

What are equivalent fractions?

a whole number that is a multiple of two

What is an even number?

a whole number that is not a multiple of 2

What is an odd number?

a fraction that is greater than or equal to 1; the numerator is greater than or equal to the denominator

What is an improper fraction?

a mathematical sentence with an equals sign

What is an equation?

a number that names part of a whole

What is a fraction?

the form which is a number written to show the value of each digit:
Ex. - 2,000 + 300 + 40 + 5

What is expanded form?

the form of the following number
Example - 12

What is standard form?

a number containing a whole number and a fraction part -
Example - 3 1/2

What is a mixed number?

the number above the bar in a fraction

What is the numerator?

a number that is less than 0

What is a negative number?

the distance around the outside of a figure

What is the perimeter?

the number of square units in a region

What is area?

a part of a line that has two endpoints

What is a line segment?

the number below the bar in a fraction

What is the denominator?

when a figure can be folded in half and its two parts match exactly

What is line symmetry?

a straight path that extends in opposite directions with no endpoints

What is a line?

the answer in a multiplication problem

What is a product?

a whole number that has only two factors - 1 and the number itself

What is a prime number?

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