How many hours in ayear?

Two angles for which the sumof their measures is 90 degrees? Are two parallel lines never coplaner? A clerck in a bucther shop is 510 tall what is the weight? How do you pass in door 11 on 100 doors? What is the square feet of 16 by 22? What is lvi in Arabic numerals? What is the answer to the equation 2.3x1.49.66? What type of symmetry does a 5 sides star have? What are the 3 fold division of navigable waters? Does 100 300 mean that one person in an accident can only get 100? If A and GtB where on the number line will A appear? 2x equals 28 x equals? Where do you get permission to use the Likert scale? Can two isothermal curves intersect why? If trapezoid ABCD was reflected over the y-axis reflected over the x-axis and rotated 180 and deg where would point A' lie? What is the distance between the points (38 30) and (14 20)? When correcting the number 15 to the nearest 100 do you go to zero as this would be the nearest hundred interval? What is the height of a triangle is the base is 4 centimeters and the area is 32 cm sq? How much is 13 dollars times 1300 square feet? How do you quickly count in the head?