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25 Cards in this Set
- Front
- Back
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parts per hundred
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percent
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a comparisom of two numbers, often written as a fraction
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ratio
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the product of the first term of one ratio and the second term of another ratio
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cross-product
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a ratio of two quantities that have different units
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rate
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figures that have the same shape, but a different sizes
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similar figure
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a letter used to stand for a missing number or for the set of numbers that make an equation ture.
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variable
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having the exact same size, shape and measure
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congruent
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congruent sides of congruent figures
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corresponding sides
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an equation stating that two ratios are equivalent
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proportion
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two values being compared in a raio (first term and second term)
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terms of a ratio
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the price of an item after and amount is taken off its original price
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sale price
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the amount taken off the price of an item
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discount
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the ratio of lengths of corresponding sides of two similar figures
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scale facotr
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a percentage of the total bill, usually left after service for the person who performed the service
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tip
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32%
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percent
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2/5 , 2:5, 2 to 5
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ratio
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1/2 = 10/20
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proportion
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2/3 = 10/15 OR 2 * 15 = 3 * 10
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cross-product
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40 miles per hour
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rate
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~
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similar figure
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m = 5
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variable
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2/8, 2:8, 2 to 8
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terms of a ratio
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paid $8.30 after discount
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sale price
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5% off
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discount
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leave the waitress $2.52
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tip
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