It is less than 5.2, simply because the number is negative.
3. is the answer, as you can see D is one and a half units to the right of the y axis at a height of 3 units and C is one and a half units to the left of the y axis with the same height. So D is "reflected" about the y axis and only the x coordinate changes sign from positive to negative.
Answer:
60°
Step-by-step explanation:
∠B=(240-120)/2=120/2=60°
130 because 2 is less than 5