9th Grade Vocabulary

1.

1 point

Which is the best definition of identity?

the angles that occupy the same relative position

an expression that contains at least one variable.

a ratio of two equal quantities.

to find the value of an expression using substitution and following the order of operations.

an equation that contains two or more variables

a mathematical sentence that shows two expressions are equal

a method of using similar figures and proportions to find a measure.

a method of manipulating units measured

a value that does not change

the relative position of two sides is same in two figures

product of the means is equal to the product of the extremes.

an equation that is true for all values of the variable.

an expression or equation that expresses the relationship between certain quantities.

the closeness of a measured value to the actual true value.

2.

1 point

Which is the best definition of numerical expressions?

an expression that contains at least one variable.

the closeness of a measured value to the actual true value.

constants and operations

a value that does not change

the angles that occupy the same relative position

3.

1 point

Which is the best definition of corresponding sides?

the angles that occupy the same relative position

the closeness of a measured value to the actual true value.

the relative position of two sides is same in two figures

an expression that contains at least one variable.

a value that does not change

product of the means is equal to the product of the extremes.

a ratio of two equal quantities.

4.

1 point

Which is the best definition of accuracy?

a value that does not change

the relative position of two sides is same in two figures

the closeness of a measured value to the actual true value.

product of the means is equal to the product of the extremes.

an expression that contains at least one variable.

a ratio of two equal quantities.

the angles that occupy the same relative position

5.

1 point

Which is the best definition of corresponding angles?

the relative position of two sides is same in two figures

a ratio of two equal quantities.

a method of manipulating units measured

an expression that contains at least one variable.

a value that does not change

the closeness of a measured value to the actual true value.

the angles that occupy the same relative position

product of the means is equal to the product of the extremes.

6.

1 point

Which is the best definition of dimensional analysis?

the closeness of a measured value to the actual true value.

product of the means is equal to the product of the extremes.

a ratio of two equal quantities.

the angles that occupy the same relative position

a method of manipulating units measured

a value that does not change

an expression that contains at least one variable.

the relative position of two sides is same in two figures

7.

1 point

Which is the best definition of cross product?

the relative position of two sides is same in two figures

the angles that occupy the same relative position

the closeness of a measured value to the actual true value.

a value that does not change

an expression that contains at least one variable.

a method of manipulating units measured

a ratio of two equal quantities.

product of the means is equal to the product of the extremes.

10.

1 point

Which is the best definition of conversion factor?

the relative position of two sides is same in two figures

the angles that occupy the same relative position

the closeness of a measured value to the actual true value.

an expression that contains at least one variable.

a ratio of two equal quantities.

a value that does not change

11.

1 point

Which is the best definition of constant?

the angles that occupy the same relative position

a ratio of two equal quantities.

the relative position of two sides is same in two figures

an expression that contains at least one variable.

the closeness of a measured value to the actual true value.

a value that does not change

13.

1 point

Which is the best definition of algebraic expression?

the closeness of a measured value to the actual true value.

the angles that occupy the same relative position

an expression that contains at least one variable.

a value that does not change

the relative position of two sides is same in two figures

a ratio of two equal quantities.

14.

1 point

Which is the best definition of corresponding angles?

a value that does not change

the relative position of two sides is same in two figures

an expression that contains at least one variable.

product of the means is equal to the product of the extremes.

the angles that occupy the same relative position

the closeness of a measured value to the actual true value.

a ratio of two equal quantities.