What did mnesarchus do?

What are the Metric dimensions of a sugar cube? A mountain peak in the Himalayas has an elevation of 20000 feet above sea level If you climbed to the top would you be 20000 feet above the base Why? How many square meters to a square kilometer? What are the four types of angles? John bowled 136 on his first game and 148 on his second game Jerry had a total score of 483 for three games What would John have to bowl on his third game to beat Jerry? Does the number 3 have symmetry? What is the volume of a sphere with the area of 484pi cm cubed? What is the volume for base area 56 inches squared height 6 in? What shape is made out of two right triangles? A line of latitude that passes through antarctica? How many uppercase letters in the alphabet have rotational symmetry? How many pennies are in 1 square foot? What are the similarities of rectangle and trapezoid? How many total square miles in Germany? What is range top? How many square feet in an 16 x 16 inch tile? What is the subset of a line? If the perimeter of a square is 64cm what is the length of one side of the square? Do pyramids and cones have apex? Add up to 180 degrees?