Math Vocab 1
What is radius?
Half of a diameter of a circle
What is diameter?
The distance all the way across the circle
The answer to an addition problem
What is even?
Having equal groups of something
What is odd?
Having unequal groups of something
What is an addend?
What is parallel?
Two lines that will never intersect
What is perpendicular?
Two lines that form to make a 90 degree angle.
What is area?
How much surface an object covers (length x width)
What is perimeter?
The length of all the sides combined.
What is a factor?
A number that is multiplied to get a product.
What is a product?
The answer to a multiplication problem
What is a numerator?
The top of a fraction (part of a whole)
What is a denominator?
The bottom of the fraction (the whole)
1+2=3 and 2+1=3 are examples of what?
Commutative property
(a+b)+c and a+(b+c) are examples of what?
What is a mixed number?
A whole number and a fraction
What is a square root?
A number you multiply by itself to get a number (36=62, the square root of 36 is 6)
What is rounding?
Changing a number to a approximate value to make working with it easier
What is difference?
The answer to a subtraction problem
What is a multiple?
The numbers you get when multiplying a certain number
What is a polygon?
A closed shape with straight edges
What are examples of polygons?
Triangle, square, hexagon, pentagon, octagon, trapezoid...
What is a quotient?
The answer to a division problem
What is a dividend?
A number divided by another number