ABCD is a square and it's side is 16 cm long. What is the area of the shaded part?​

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Rick is driving to his uncles house in greenville, which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120