Geometry questions

Need help with geometry questions (35) but they are easy I have listed the first 5 questions

What transformation is represented by the rule (x, y) + (y, – x)?
rotation of 180° about the origin
rotation of 90° clockwise about the origin
reflection across the y-axis
reflection across the x-axis
What type of transformation transforms (a, b) to (-a, b)?
a reflection over the x-axis
a reflection over the y-axis
a translation of 1 unit down
a translation of 1 unit up
Point (a, b) is transformed by the rule (a, b-4).
What type of transformation occurred?
a translation of 4 units down
a translation of 4 units to the left
a translation of 4 units up
a translation of 4 units to the right
Point P(-5, 2) is translated using the rule (x +3, y – 1).
What is the x-coordinate of P’?
Enter your answer in the box.
Point H(9, 1) is reflected across the x-axis.
Which statements about H’ are true?
Select each correct answer.
The y-coordinate is 1.
The x-coordinate is 9.
The x-coordinate is -9.
The y-coordinate is -1.