Answer:
...
Step-by-step explanation:
i don't understand sorry :)
Answer:
12
Step-by-step explanation:
that is because 20 of 60 is 12
60X20/100=12
Answer:
The value of given expression is .
Step-by-step explanation:
The given expression is
The trigonometric ratios are not defined for .
can be split into .
Using the addition formula
We know that, and
lies in third quadrant, by using reference angle properties,
Therefore the value of given expression is .