You'll need to know the length of at least one side of the triangle.
You can then use the Sine and / or the Cosine rule.
this is the way to solve it
11.
a) The population is the chips in a day's production.
b) The population would be the radio station's listeners.
c) The population would be the residents of Waterdown.
12.
A horizontal line means the object is not changing its position. The object is stationary (not moving because the distance does not change).
Answer:
1) I believe the answer is D
Explanation: The square root of 7 is approximately 2.64 which then gets divided by 3 which results in approximately 0.88, then you have to factor in that the problem has only one negative sign; therefore, the answer should be Point D.