algebra chapter 1 Flashcards

0
Q

A value that does not change

A

Constant

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1
Q

A letter or symbol used to represent a value that can change

A

Variable

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2
Q

May contain only constants and/or operations

A

Numerical expression

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3
Q

May contain variables, constants, and/or operation

A

Algebraic expression

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4
Q

To find its value

A

Evaluate

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5
Q

mathematical statement that two expressions are equal

A

Equation

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6
Q

A value of the variable that makes the equation true

A

Solution of equation

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7
Q

An equation that is always true no matter what happens to the variable

A

Identity

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8
Q

Am equation that states a rule for a relationship among quantities

A

Formula

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9
Q

Equation with two or more variables

A

Literal equation

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10
Q

A ratio between two sets of measurement

A

Scale

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11
Q

Scale to represent an object as smaller or larger than the actual object

A

Scale Drawing

Scale model

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12
Q

Figures have the same shape but not the same size

A

Similar figures

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13
Q

Two figures are in the same relative position

A

Corresponding sioooiiiides

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14
Q

In the same relative position

A

Corresponding angeeeeellllls

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15
Q

Proportion involving similar triangles to find the length that is not easily measured

A

INDIRECT MEASUREMENT

16
Q

If every dimension of a figure is multiplied by the same number

A

Scale factor

17
Q

Comparison of two quantities by division

A

Ratio

18
Q

The closeness of a given measurement or value to the actual measurement or value

A

Accuracy

19
Q

A value that does not change

A

Constant

20
Q

The ratio of two equal quantities (each measure in different units)

A

Conversion factor

21
Q

In the proportion, the products of the means equals the product of the extremes

A

Cross products

22
Q

A process that uses rates to convert measurements from one unit to another

A

Dimensional analysis

23
Q

The level of detail of a measurement determined by the unit of measurement

A

Precision

24
Q

A statement that two ratios are equal

A

Proportion

25
Q

A ratio that compares two quantities measured in different units

A

Rate

26
Q

The amount by which a measurement is permitted to vary from a specified value

A

Tolerance

27
Q

A rate in which the second quantity in the comparison is one unit

A

Unit rate