Coordinate grid Worksheet

1 a.

Draw a parallelogram with vertices (-9, 6), (-7, 10), (-7, -6), and (-9, -10). Then reflect it in the y-axis. What are the coordinates of the reflected shape?
1 b.

Draw a triangle with vertices (-4, -7), (-6, -3), and (-4, -5). Then reflect it in the y-axis. What are the coordinates of the reflected shape?
2 a.

Draw a rectangle with vertices (-9, -1), (-10, -1), (-10, -2), and (-9, -2). Then reflect it in the y-axis. What are the coordinates of the reflected shape?
2 b.

Draw a quadrilateral with vertices (1, 4), (7, 4), (5, -6), and (3, -5). Then reflect it in the y-axis. What are the coordinates of the reflected shape?
Page 2

Answer Key

1 a. 

The new coordinates are (9, 6), (7, 10), (7, -6), and (9, -10).
1 b. 

The new coordinates are (4, -7), (6, -3), and (4, -5).
2 a. 

The new coordinates are (9, -1), (10, -1), (10, -2), and (9, -2).
2 b. 

The new coordinates are (-1, 4), (-7, 4), (-5, -6), and (-3, -5).


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