Triangle abc has two known angles. angle a measures 55 degrees. angle b measures 30 degrees. what is the measure of angle c?

95 Degrees, 180-55-30=95

The correct measure of angle C is 95 degrees. Hope this helps.

Hnmmmn not sure

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.