In ACDE, the measure of ZE=90°, the measure of ZD=12°, and EC = 5.6 feet. Find the length of CD to the nearest tenth of a foot.

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