2 times the diffrence of t and 11

Difference=subtraction
The difference of t and 11 is t-11
Now it is 2 times t-11
The answer is: 2(t-11)

The answer is 10. and if you go by pemdas you would 1. multiplication 2. division 3. addition 4. subtraction

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.