Math+Vocabulary

Equal groups - groups that have the same number of objects. In the equation 5X6=30 there are 5 __equal__ groups of 6.

Equation - math sentence that shows equality of two items. __equal sign__

combination-a selection of members of a set when the order is not important. Combinations=choices for 1 st item x choices for 2nd item.

factor-one of two or more numbers multiplied to find a product.

product-the answer to a multiplication problem. In the problem 3 x 4 = 12, 12 is the product.

function - A relationship between two sets of numbers. Each number in one of the sets is paired with exactly one number in the other set, for example, the relationship between years and feet.

variable - A letter or symbol that represents a number in an algebraic expression.

area - the amount of surface covered or enclosed by a figure measured in square units


 * || perimeter - the distance around a figure ||  ||||||   ||


 * square centimeter - a metric unit for measuring area that is one centimeter on each side ||  |||||| square unit - a unit of area equal to the area of a square with one-unit sides. A square unit can refer to a standard or non-standard unit. ||


 * base - for a triangle or parallelogram, a base is any side ||  |||||| height - the perpendicular distance from a base of a figure to the highest point ||

– This triangle contains only angles less than 90°
 * __Acute Triangle__**

Right Triangle – This triangle contains one 90º right angle

Obtuse Triangle – This triangle contains one angle greater than 90º

Scalene Triangle – All sides of this triangle are a different length

Isosceles Triangle – Two sides of this triangle are the same length

Equilateral Triangle – All sides of this triangle are the same length

Quadrilaterals – Polygons (closed figures with at least three straight sides) with four sides

Parallelogram – A polygon with two pairs of parallel sides (squares, rectangles, rhombus)

Rhombus <span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A parallelogram with all sides the same length

Rectangle <span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A parallelogram with a right angle

Square <span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A parallelogram with all sides the same length and a right angle

Pentagon <span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A polygon with five sides

Hexagon <span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A polygon with six sides

<span style="display: block; font-family: Times New Roman,Times New Roman;"><span style="font-family: Times New Roman,Times New Roman;">– A polygon with eight sides perimeter
 * Octagon**