How do you know if your ugly or not

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

If i have 20$ and i gave 5$ away how much i got

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no