Answer:
Step-by-step explanation:
When rotating a point 90 degrees counterclockwise about the origin our point A(x,y) becomes A'(-y,x). In other words, switch x and y and make y negative.
Answer:
I'm not really sure but I think the small one
Answer: Similar with coordinates A’ (8, -12), B’ (4, -16) and C’ (-20, 8)
Step-by-step explanation:
Since the size of the triangle changes they cannot be congruent.
Assuming the centre of dilation (enlargement) is (0, 0) then just double the coordinates of each point
The answer is A) or 2.5^(2)