A logo consists of an equilateral triangle and a semicircle that both extend outward from different sides of a rectangle. One side of the rectangle coincides with one side of the triangle, and another side of the rectangle coincides with the diameter of the semicircle. What is the perimeter of the entire logo

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

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