Place Value
The digit to the right of a decimal point
Tenths
An angle measuring less than 90 degrees.
What is an acute angle?
A whole number greater than 1 whose only factors are 1 and itself.
What is a prime number?
shapes or angles that are the same size and shape
what is congruent?
A whole number plus a fraction.
What is a mixed number?
The digit two places to the right of a decimal point
hundredths
An angle that measures greater than 90°
What is an obtuse angle?
The answer to a multiplication problem.
What is a product?
The space inside a shape measured in square
What is area?
The bottom number in a fraction that tells the number of equal parts in the whole.
What is a denominator?
approximating a number to its nearest place value or finding which multiple of 10, 100, 1000, etc. a number is closest to
Rounding
A line through a figure such that when the figure is folded along the line, two halves are created that match up exactly.
What is a line of symmetry?
The answer to a subtraction problem
What is difference?
The distance around a shape
What is perimeter?
The top number in a fraction that tells how many parts of the whole are selected.
What is a numerator?
a way to write a number that shows the sum of values of each digit of a number
expanded form
Two lines in a plane that never intersect.
What are parallel lines?
A number that is multiplied by another number
What is a factor?
A closed figure with 3 straight sides of equal length and 3 equal angles.
What is an equilateral triangle?
different fractions that represent the same value or part of a whole
What are equivalent fractions?
each digit in a number is ______ times the value of the digit to the right
10
Two angles that together equal 180°
Supplementary angles
The three parts of a division equation
What are divisor, dividend, and quotient?
a polygon with at least two sides of equal length (called legs) and two equal angles opposite those sides)
What is an isosceles triangle?
A fraction that is greater than 1.
What is an improper fraction?