Answer:
Option a.

Step-by-step explanation:
You have the following limit:

The method of direct substitution consists of substituting the value of
in the function and simplifying the expression obtained.
We then use this method to solve the limit by doing 
Therefore:


By definition, any number raised to exponent 0 is equal to 1
So


Finally

Answer:
the surface area of the decoration is 31.5
Step-by-step explanation:
5 offices = x offices
6 hours 12 hours
quick math shows that it's 10 offices
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Answer:
B. Vertical angles.
look at the image attached.