Question | Answer |
digit | Any of the symbols 0,1,2,3,4,5.6,7,8,9 in the base 10 numeration system |
estimate (ballpark estimate) | An answer close to, or approximating, an exact answer. |
range | The difference between the maximum and minimum in a set of data. Used as a measure of the speed of data. |
mode | The value or values that occur most often in a set of data. |
unit | an agreed upon unit of measure, for example foot, pound, gallon, meter, kilogram, liter. |
length | The distance between two points. |
perimeter | A distance around a polygon. |
area | The measurement of the size of the inside surface of a polygon. |
circumference | The perimeter (distance around) of a circle. |
diameter | A line segment that passes through the center of a circle or sphere. |
polygon | a 2 dimensional figure formed by 3 or more line segments (sides) that meet only at their endpoints (vertices) to make a closed shape. The line segments of a polygon may not cross. |
vertices | Two line segments that meet to make an angle. |
tiling (tessellation) | The covering of a surface with shapes so that there are no gaps or overlaps. |
square unit | A unit used to measure area. The length must be the same on all sides of the unit. |
factor | each of the two or more numbers in a product. |
product | The answer to a multiplying two or more numbers. |
dividend | The number in division that is being divided (the big number). |
divisor | In division, the number that divides another number (dividend). This number is smaller than the dividend. |
quotient | The answer to a division problem. |
remainder | An amount left over when one number is divided into another number. |
square number | The product of a number multiplied by itself. It will make a square array. |