Ken had the following problem on a quiz: two sides of a triangle have lengths of 8 feet and 11 feet. if the triangle’s perimeter is 28 feet, what is the length of the third side? ken solved the problem as shown below.

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