Identify the polynomial. a^2b - cd^3 four-term polynomial monomial five-term polynomial trinomial binomial

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.