The question is related to trigonometry and we have to use the formula of double angle .
Here we use double angle formula of tangent function which is

Given expression is

Comparing it with double angle formula, we will get x = 5
SO the required expression is equal to


So the answer is tan(10) .
Answer:
640 Oz
Step-by-step explanation:
1 Lb = 16 Oz
40 Lb • 16 Oz = 640 Oz
hope this helps
Mark brainliest
Answer:
19.6%
Step-by-step explanation:
Is there any options or anything to go with this?