Answer:
Christy is correct
Step-by-step explanation:
you dont say the numbers in words all the time, so it makes a lot more sense.
The answer is 22.8
Cos 64 = adj./hypotenuse
Cos64=10/x
X(cos64)=10
X= 10/cos64
= 22.8
Solving
we get 
Step-by-step explanation:
We need to find the value of a. We are given:

Solving:

So, Solving
we get 
Keywords: Solving Expressions
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Answer:
Not that I know of :/
Step-by-step explanation:
You may be able to find some on another online resource, but otherwise I think long divison is just long divison, sighhh