Topic 2.5 and 2.6 Review

Front

When the points are in different quadrants you ____________ the absolute values of the coordinates to find distance.

Back

Add

Front

A coordinate plane has four ______________.

Back

Quadrants

Front

Find the distance from Li's house to the school: (Li's house: (0,0), School: (5,0)).

Back

5

Front

Find the distance between the 2 points: (-3, 2) and (-3, 10).

Back

8

Front

The distance around the outside of a shape is called _______________.

Back

Perimeter

Front

What is the absolute value of -7?

Back

7

Front

What is the formula to calculate the distance between two points (x1, y1) and (x2, y2)?

Back

√((x2 - x1)² + (y2 - y1)²)

Front

What are the four quadrants of a coordinate plane?

Back

Quadrant I, Quadrant II, Quadrant III, Quadrant IV

Front

What is the definition of a rational number?

Back

A number that can be expressed as a fraction a/b, where a and b are integers and b ≠ 0.

Front

What is the perimeter of a rectangle with length 4 and width 3?

Back

14