How many hectors are in 400m x 500 m?

What has a base with 8 equal sides and 8 faces of triangles? Is 2 cm greater then 275 cm? What is 12 in Roman numerals-and-its-3-letters? What is the volume of an 5m cylinder with radius of 450mm? What is the importance of letters in algebra? What will be the diameter of a hexagon be with 16 inch sides? Where do you apply algebra in education? What is the definition of assocative property of multiplication? What would 2094.3951 be rounded to the nearest two decimal places? What is the total area of a shape with 45 cm height and 51 cm width and 72.1cm width? What is a number that when multiplied by itself equals the original? How many faces exactly does a cube have? The graph of the equation -x plus 2.8y plus 5.1 equals 0 crosses the y-axis between? If a crew of 4 workers complete the job in 10 hours how long will it take 5 workers to complete the same job? What is the restriction on the rule that says when two numbers are multiplied within a square root you can split it into a multiplication of two square roots? What is the property of 1 times itself? Find the gradient y equals 5x? What is the rule for multiplying different sign integers? How do you write the expanded notation of 2416? How do you change a mixed numeral to the simplest form?