Answer:

Step-by-step explanation:
<u>Trigonometric Identities</u>

<u>Trigonometric ratios</u>

where:
is the angle- O is the side opposite the angle
- A is the side adjacent the angle
- H is the hypotenuse (the side opposite the right angle)
Using the trig ratio formulas for cosine and sine:
Therefore, using the trig identities and ratios:

The answer to your question would be 13.565 or rounded to hundreds would be 13.57
Answer:45$
Step-by-step explanation:5 + 8(5)
5 + 40= 45
The ratio is 37:15
For every 37 fiction books there are 15 non fiction books
37/15. = 2 7/15