When points are being reflected over the x axis you simply multiply the y value by -1. This makes the last option the correct one.
Wouldnt it be 4 im pretty sure i did the math right i hope this works can you answer mine?
I'm pretty sure the answer is (-2,-5)
(x,y) -> (y,-x)
Answer:
3.8
Step-by-step explanation:
1. Use sine rule
d/sin(D) = f/sin(F) (d=EF, f=DE=3)
2. cross multiply
d=f(sin(D)/sin(F)) = 3(sin(75)/sin(50))=3.783
