11/100, easy. Unless you want something more complicated?
Answer:
C
Step-by-step explanation:
Hope this helped! Please tell me if I'm wrong!
In order to simplify, let's add 6x and 13x.
We will get 19x, and that is the answer!
Answer:

Step-by-step explanation:
we know that
An <u><em>equilateral triangle</em></u> has three equal sides and three equal interior angles (each interior angle measure 60 degrees)
so
The perimeter is equal to

where
b is the length side of the equilateral triangle
we have

substitute

solve for b

Find the area
The formula of area applying the law of sines is equal to

substitute the value of b




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