It should be a 10% tip. To simplify the answer, The decimal moves one space (which would be equal to a tenth) so it’s a 10%
The second option is the correct answer

The expression given to us is:

Herein, we can simplify it by opening up the bracket and multiplying each term inside the bracket by the term which is outside the bracket.
Thus, we get:


Rearranging the above expression in descending order of power we get:

From the given options we can see this is the second option. Hence the second option is the correct answer.
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Answer:
28, 29, and 30
Step-by-step explanation:
There's probably better ways but you can estimate by knowing 30*3=90 so it should be somewhere pretty close to 30. Guess and check with basic calculations to get 28, 29, and 30.
The perimeter for this rectangle is: 276
A=r^ 2 * pi=35^ 2 *3.14=3846.5m