Answer:
A. Rotation of 90° counterclockwise about the origin.
Step-by-step explanation:
If you look, You can see that the diagram has been rotated, you just have to figure out witch way.
A. is your answer.
well, if we try to plot and conect them, we will get square, so the answer is d
You would multiply by 1.2 for example if you wanted to find 120% of 100 you would multiply by 1.2 and get 120
All three angles of a triangle add up to 180 degrees.

Subtract 146 to both sides:

So your answer is B.