Coordinates Warm Ups

Give the coordinates for POINT H.

• (-1, 2)

• (1, -2)

• (-1, -2)

• (1 , 2)

What are the coordinates of Point C?

• (-4, -2)

• (-2,-4)

The vertical number line in the coordinate plane is called what? 

• y-axis

• origin

• quadrant

• x-axis

Which ordered pair is being shown?

• (-3, 7)

• (7, -3)

• (-7, -3)

• (7, 3)

The ​ (a)   is the vertical axis in a coordinate plane.

• y-axis

• x-axis

• origin

• ordered pair

The ​ (a)   is the intersection of the x- and y-axes in a coordinate plane. The coordinated are (0,0)

• Origin

• Ordered Pair

• Domain

• Range

is one of the numbers of an ordered pair that locate a point on a coordinate graph.

• Coordinate

• Coordinate Plane

• Scale Factor

• Center of Dilation

Given P (4, 5) and Q (10, 14). Point R divides line segment PQ such that the ratio of PR to RQ is 1:2. Match each value or set of coordinates approximately.

• 8

• The y-coordinate of R

• 9

• The ratio of Part to Whole

• 6

• 6

• 1/3

• The x-coordinate of R

Given PQRS with P (3, 1), Q (8, 1), R (10, 4), and S (5, 4). If the diagonals intersect at point T, what are the coordinates of point T?

T = _​ (a)  

• (6.5, 2.5)

• (5, -3)

• (7, 3)

• (5.5, 1)

• (7.5, 4)

What is the name for the first number in an ordered pair?

• x-axis

• y-axis

• x-coordinate

• y-coordinate