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Description
Flashcards by Abigail Gibbs, updated more than 1 year ago
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Created by Abigail Gibbs
almost 8 years ago
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| Question | Answer |
| what is a prime number? | it is a number greater than 1, whose only two factors are 1 and itself. The first few prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29. |
| what is a factor? | they are numbers that divide exactly into a number. The factors of 12, for example, are 1, 2, 3, 4, 6 and 12. |
| area of a circle? | area of a circle is pie r squared (pie r squared, pie r squared) |
| area of a square, rectangle, rhombus and parallelogram? | base x height |
| are of a triangle and kite? | 1/2 base x height |
| area of a trapezium? | add the parallel sides, then half that, times that by the height between them |
| perimeter? | add all the sides |
| volume of a prism? | area of the circle x length |
| volume of a cuboid? | width x length x height |
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