Vertical Reflection (or reflection over the y-axis) at x=-2
it's like that because the amount is 45/100 so decimals are written like that
Answer:
C.
Step-by-step explanation:
The inverse of tangent would be opposite/adjacent.
All triangles have a total of 180° in them.
So to find x, simply take 50° and 100° from 180°:
x = 180 - 100 - 50
= 30°
So x = 30°, and thus option D