Slide and flip a shape on the grid

Answer Key - Grade 8 Math Worksheet - Building Confidence

Circle the best answer, or write your answer on the line.

1. Read this first

   Use this

   Coordinate grid, all four quadrants, each square one unit, 20 squares across (−10 to 10), origin in the middle. The kite drawing with corner D(2, 5) marked and an arrow 6 units left from D; the image is not drawn. Table old | new: the x row 2 | 2 − 6.

2. 1.

   Ari slides a kite drawing 6 units left on a grid. Corner D is at (2, 5). In the table, the x row is 2 → 2 − 6. What is the x-coordinate of D′?

   -4
3. 2.

   Coordinate grid, all four quadrants, each square one unit, 20 squares across (-10 to 10), origin in the middle. Jun slides a house drawing 8 units down on a grid. Corner D is at (4, 3). In the table, the y row is 3 → 3 − 8. What is the y-coordinate of D′?

   -5

4. Use this

   Coordinate grid, all four quadrants, each square one unit, 20 squares across (-10 to 10), origin in the middle. The tent drawing with corner D(6, -4) marked and an arrow 3 units down from D; the image is not drawn. Table old | new: the y row -4 | -4 - 3.

5. 3.

   Kira slides a tent drawing 3 units down on a grid. Corner D is at (6, -4). In the table, the y row is -4 → -4 − 3. What is the y-coordinate of D′?

   -7

6. Use this

   Coordinate grid, all four quadrants, each square one unit, 20 squares across (−10 to 10), origin in the middle. The star drawing with corner D(-2, 6) marked and an arrow 7 units right from D; the image is not drawn. Table old | new: the x row -2 | -2 + 7.

7. 4.

   Luz slides a star drawing 7 units right on a grid. Corner D is at (-2, 6). In the table, the x row is -2 → -2 + 7. What is the x-coordinate of D′?

   5
8. 5.

   Noah slides a castle picture on a grid. The table shows where corners C and F went. Corner G starts at (7, 5). Where does G′ land? Write it like (7, -3).

   (3, 6)
9. 6.

   Pia slides a bus picture on a grid. The table shows where corners C and F went. Corner G starts at (-4, 1). Where does G′ land? Write it like (7, -3).

   (1, 4)
10. 7.

    Ren slides a car picture on a grid. The table shows where corners C and F went. Corner G starts at (-1, 7). Where does G′ land? Write it like (7, -3).

    (-3, 1)
11. 8.

    Zee flips a leaf design across the x-axis. The table shows corners C and F done. Corner G is at (4, 3). Where is G′? Write it like (7, -3).

    (4, -3)
12. 9.

    Ari flips a quilt design across the y-axis. The table shows corners C and F done. Corner G is at (-3, 4). Where is G′? Write it like (7, -3).

    (3, 4)
13. 10.

    Bo flips a snowflake design across the x-axis. A matching pair! The table shows corners C and F done. Corner G is at (-6, -5). Where is G′? Write it like (7, -3).

    (-6, 5)