Answer
Here's a photo and I hope hope this helps!!
Step-by-step explanation:
The blue lines are for question 1, The pink lines are for question 2 and the black lines are for question 3.
Answer: please check the document :)
Answer:
the scale factor in the dilation is 1/3
image-9
preimage -3
3/9 = 1/3
4(y+7)=4(y)+4(7)
=4y+28
x = 46.4°
cos^-1 (20/29) ≈ 46.4
i think its c