Is decillion a real number

How many square units is 13 units by 9? Does a diameter always sometimes or never passes through the center of the circle? What does accirate mean? How do the values of the digit 2 in the number 222.222 change for each place value? The parameter of a square is 36 inches. What is the area? 0 is even or odd? How many bricks does one need to build 5m length 3m width 4m high? What is the volume of a cylinder with radius r equals 8 and height h equals 3? What is the slope of the line 3 plus 4x equals 2y-9? What are the difference between scrambling and spreading? What is 35 of 520? What is 160000 divided by 40? -8 x -9 plus -3 equals? What is 90 degrees look like? How many kilometers are in 850 meters? What are Constants? Why do you call them Roman numerals? What is the youngest age someone has committed suicide from bullying? What Has broadgently sloping sides and a circular bases? Can it be greedisgood 1000000?