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1. |
Solve the system of equations y = 3x + 4 and y = -2x - 6 by graphing. |
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A. |
(4, 6) |
B. |
(-2, -3) |
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C. |
(-2, -2) |
D. |
(-3, 2) |
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Hint |
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2. |
Solve the system of equations x + y = 4 and y = 5. |
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A. |
(9, 5) |
B. |
(1, 5) |
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C. |
(-9, 5) |
D. |
(-1, 5) |
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Hint |
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3. |
Which equation could be used to solve the system of equations 2x + 4y = 12 and 4x + y = 8 using the substitution method? |
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A. |
x = 4y + 8 |
B. |
y = 4x - 8 |
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C. |
y = -4x + 8 |
D. |
x = -4y + 8 |
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Hint |
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4. |
Which equation is the result of substituting the equation y = -4x + 8 into the equation 2x + 4y = 12? |
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A. |
-4x + 8 = 2x + 4y |
B. |
2x + 4(-4x + 8) = 12 |
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C. |
-4(2x + 4y) + 8 = 12 |
D. |
x = 12 - 2x + 4y |
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Hint |
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5. |
Locate the image of A after a translation of (-2, 3). |
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A. |
(1, -2) |
B. |
(-1, 2) |
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C. |
(4, -3) |
D. |
(3, 4) |
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Hint |
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6. |
Draw the image of if it is translated by (1, 4). |
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A. |
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B. |
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C. |
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D. |
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Hint |
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7. |
Graph the image of after a reflection across the x-axis. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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8. |
Determine the coordinates of the image of if it is reflected across the y-axis. |
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A. |
J'(-1, -2), K'(1, 1), L'(-3, -1) |
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B. |
J'(1, -2), K'(1, 1), L'(3, 1) |
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C. |
J'(1, 2), K'(-1, -1), L'(3, -1) |
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D. |
J'(-1, 2), K'(1, -1), L'(-3, -1) |
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Hint |
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9. |
Quadrilateral ABCD is rotated 90° clockwise about the origin. What are the coordinates of the vertex A? |
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A. |
(3, -1) |
B. |
(3, 1) |
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C. |
(-3, -1) |
D. |
(-3, 1) |
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Hint |
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10. |
If quadrilateral ABCD is rotated 180° counterclockwise, what are the coordinates of D'? |
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A. |
(0, -2) |
B. |
(-2, 0) |
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C. |
(0, 2) |
D. |
(2, 0) |
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Hint |
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11. |
Find the coordinates of the dilation image for with vertices D(-1, -1), E(2, 5), and F(3, -2) for the scale factor 3. |
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A. |
D'(2, 2), E'(5, 8), F'(6, 1) |
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B. |
D'(-4, -4), E'(-1, 2), F'(0, -5) |
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C. |
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D. |
D'(-3, -3), E'(6, 15), F'(9, -6) |
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Hint |
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12. |
Graph the image of if the scale factor is . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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