Answer:

Step-by-step explanation:
Recall what the relationship between cosine and secant:

In other words, secant is the reciprocal of cosine.
So, if we know cosine, we only need to find its reciprocal to find secant.
We are given that cosine is:

Then secant must be:

So:

Square:

And we're done!
To solve this problem, you have to simplify your answer.
You may also look online to solve your problem.
After simplifying your question, The answer to your question is:
x=9/7.
I hope this helps. This answer is varified.
Answer:
16 because if each chair has 4 legs you multiply that by the amount of chairs you have. 4x4=16
Step-by-step explanation:
4x4=16