The isosceles trapezoid is a part of an isosceles triangle with 34° vertex angle what is the measure of an acute based angle of the trapezoid of an obtuse base angle

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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