What does multi-dimentional phenomenon mean?

What is 28100 as a decimal? If a graph of a set has an open circle on 1 2 and an arrow pointing to the right then which of the following numbers is in the set? What is the LCM of 280 and 784? What is the length and area of a rectangle whose width is 2.9 ft and perimeter is 20.4 ft? How many acres are in a rectangle 1200 ft long by 1400 ft wide? Is radius the same as diameter? What is 8x-6y? How long does it take to drive 155 miles at 80 miles per hour? How does a volume of a rectangular prism change if the width and length are doubled? How do you tell a 7.5 inch from 8.8 inch rear end? How do I calculate test percentages.? How many square feet is 32 feet x 17? What is zero velocity? What is the biggest number that can be used to divide 24 and 32 without leaving a remainder? How much is 80 acres converted to miles? Norma releases a bowling ball from rest it rolls down a ramp with constant acceleration After half a second it has traveled 0.75m how far has it traveled after two seconds? What is the greatest number of snack packs Jane can make if she has 24 apples and 36 bags of trail mix if each pack must have exactly the same number of apples and trail mix with nothing left over? Is the highest degree of any of the terms in the polynomial? When analyzing data how is frequency determined? How many circle theorums are there?