An ordered pair (x,y) is a pair of numbers used to locate a point on the coordinate plane, where x is the horizontal position and y is the vertical position.
Like giving directions: go 3 blocks east, then 4 blocks north — the order matters because (3, 4) is a different spot than (4, 3).
Showing a random 20 of 50 problems.
Example 1
hard
A rectangle has vertices (1,2) and (7,6) as opposite corners. Find the center.
Example 2
medium
List the ordered pairs for y=x at x=0,1,2.Points on y = x at x = 0, 1, 2
Example 3
medium
If (a,3) and (7,3) are 5 apart and a<7, find a.
Example 4
hard
Triangle has vertices (0,0), (6,0), (0,4). Find its area.Find the area of this right triangle
Example 5
easy
Which quadrant sign pattern does (+,+) describe?
Example 6
medium
The midpoint of (0,0) and (6,8) is which ordered pair?Find the midpoint M of segment AB
Example 7
easy
Is (2,9) in Quadrant I?
Example 8
hard
Are (1,2), (3,6), (5,10) collinear?
Example 9
hard
If (a,b) is in Quadrant IV and ∣a∣=3, ∣b∣=7, find (a,b).
Example 10
medium
Reflect (3,5) over the x-axis. Give the new pair.Reflect (3, 5) over the x-axis
Example 11
medium
Reflect (3,7) over the x-axis.Reflect (3, 7) over the x-axis
Example 12
medium
Give the ordered pair 3 units above (2,5).
Example 13
easy
In (4,7), what is the y-coordinate?
Example 14
medium
Points (2,1) and (2,6) — what kind of segment joins them?Segment joining (2,1) and (2,6) — vertical or horizontal?
Example 15
medium
A rectangle has corners (0,0), (5,0), (5,3). Give the fourth corner.Find the missing fourth corner of the rectangle
Example 16
medium
If (a,2) and (7,2) are 4 apart horizontally, find a (a < 7).
Example 17
hard
Find k so that (2,k) is on the line y=3x−1.
Example 18
medium
What is the distance between (1,4) and (1,9)?Find the distance d between (1,4) and (1,9)