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| 6 | the measurement of a surface or piece of land |   
| 8 | a group of two or more numbers that give the same answer irrespective of their sequence |   
| 10 | a whole number bigger than one and it only whole number factors are 1 and itself |   
| 11 | a number that can be divided by another number without a remainder |   
| 12 | (of figure) identical in form (angles, sides, ect.) |   
| 15 | mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide) |   
| 16 | the continuous line forming the boundary of a closed geometric figure |   
| 17 | letters or words we use in math for numbers we don't know yet |   
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| 1 | out of 100 |   
| 2 | a decimal number is a number with one or more digits to the right of the decimal point |   
| 3 | each angular point of a shape |   
| 4 | a part of a whole |   
| 5 | a number or quantity that when multiplied with another produces a given number |   
| 7 | a four sided figure and when you add all the angles together you get 360 degrees |   
| 9 | a plane figure with at least three straight sides and angles, and typically five or more |   
| 13 | the order of operation |   
| 14 | making a number simpler but keeping its value close to what it was |   
| 17 | the amount of space a inside a solid figure |   
| 18 | a comparison of two numbers |   
| 19 | the space (usually measured in degrees) between two intersecting lines |   
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