Topic 2.5 and 2.6 Review

Front

A coordinate plane has four ______________.

Back

Quadrants

Front

What is the distance between the points (2.3, -4.8) and (2.3, 3.1)?

Back

7.9

Front

What is the distance between the points (-3, 2) and (-3, 10)?

Back

8

Front

What is the perimeter of an irregular figure with a total length of 22 units?

Back

22

Front

Define 'Integer'.

Back

An integer is a whole number that can be positive, negative, or zero.

Front

Define 'Rational Number'.

Back

A rational number is any number that can be expressed as a fraction or ratio of two integers.

Front

What are the axes in a coordinate plane?

Back

The axes are the horizontal (x-axis) and vertical (y-axis) lines that divide the plane into quadrants.

Front

What is the origin in a coordinate plane?

Back

The origin is the point where the x-axis and y-axis intersect, represented as (0, 0).

Front

How do you find the distance between two points on a coordinate plane?

Back

Use the distance formula: d = √((x2 - x1)² + (y2 - y1)²).

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width).