Which axis was the point reflected in?
Compare the coordinates before and after. If y changed sign it is the x-axis. If x changed sign it is the y-axis.
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A point moves from (7, −6) to (−7, −6). It was reflected in one of the axes. Write x-axis or y-axis.
Answer: y-axis
A point moves from (8, 1) to (8, −1). It was reflected in one of the axes. Write x-axis or y-axis.
Answer: x-axis
A point moves from (−8, 8) to (−8, −8). It was reflected in one of the axes. Write x-axis or y-axis.
Answer: x-axis
Tip: Compare the coordinates before and after. If y changed sign it is the x-axis. If x changed sign it is the y-axis.
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