abelgum2005 abelgum2005 Today at 2:48 PM Mathematics Answered Quadrilateral ABCD is given with ∡A=35°, ∡B=40°, ∡C=(5x+5)°, and ∡D=(5x)°. What is the value of x? A. x = 6 B. x = 10 C. x = 28 D. x = 7