You can use the trigonometric identity

.

The requirement that

eliminates -1/6 from being another solution.
To write

as a terminating decimal we will turn this fraction to a decimal. To do this we will divide the numerator by the deliminator and the result will be the decimal.Then we will check if it is a terminating decimal or repeating decimal. Lets do it:-

78 ÷ 25 = 3.12
3.12 is a terminating decimal. So,

as a terminating decimal is
3.12.Hope I helped ya!!
Answer:
answer number 4 I believe
the answer is 11 hope this helps
brainliest
Answer:
10/6
Step-by-step explanation:
r refer to the above attachment