If x = 8 units, y = 3 units, and h = 9 units, find the area of the trapezoid shown above using decomposition. A.
72 square units
B.
85.5 square units
C.
99 square units
D.
126 square units

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