Answer:
A. The reference angle should be pi/3, and the sign of the value should be negative.
Step-by-step explanation:
Just took the unit review.
The last one since it contains only fractions
B is the correct answer not totally sure tho hope this helps
Answer:
If it is sediment: A sediment trap is a T-shaped pipe configuration designed to catch any debris in a gas line before it goes into the appliance.
Or if it was a typo and its supposed to say segment:line segment is a part of a line that is bounded by two distinct end points, and contains every point on the line between its endpoints.
Step-by-step explanation:
I know this because of the help of google.
102+28=130 180-130=50, answer is 50°