lines s and t intersect so that the measure of angle 1 is 85 degrees. if angle 2 is supplement to angle 1 what is the measure of angle 2 ​

The first one minimumi hope my answer you.

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.