Answer: S^64
Step-by-step explanation:
S^4 - 4.4.4 = 64
4/5 + 8/9. First we have to find a common denominator for

and

.

Now we are going to add:

Make

a mixed number:

So the answer is
Answer:

Step-by-step explanation:
In any right triangle, the cosine of an angle is equal to its adjacent side divided by the hypotenuse, or longest side, of the triangle.
Therefore, we have:

Answer:
4 inches
Step-by-step explanation:
In a regular pentagon, all sides are equal in length
(0,2)
The solution would just be where these two functions cross, which is at the point (0,2) in this case.