QUESTION A
ΔALT has coordinates .
If we translate by the rule
Then;
.
.
.
A reflection over the y-axis has the mapping
If we reflect the resulting points over the y-axis, we obtain,
.
.
.
QUESTION B
ΔTAB has vertices .
A reflection over the x-axis has the mapping
A reflection over the y-axis also has the mapping;
If we reflect ΔTAB over the x-axis and reflect the resulting image over the y-axis, we obtain;
QUESTION C
ΔALT has vertices .
A clockwise rotation about the origin has the mapping;
A reflection in the line y=x also has the mapping;
When we rotate the given triangle clockwise about the origin, and then reflect the image over the line y=x, we obtain;
QUESTION D
ΔTAB has vertices .
A reflection over the y-axis has the mapping;
The rule for the given translation is
If reflect the given triangle over the y-axis and translate using the rule , we obtain;