How many yards of sand to cover a 60 foot round pen with 3 inches of sand?

When the sum of two angles 90 the angles are classified as? How you write 150000 in millions? Do right triangles and hexagons both have all sides of equal lengths? What is xxiiv in roman numerals? How many days in 9 years? What shape has twice as many edges as faces? How do you express five eighths in fortieths? How do you write 1st june2013 in 5 letters without using numbers? When 850 is written in expanded form why are there only two addends? What is 42 over 441 in simplest form? How many yards of fabric are needed to make a 90 by 156 inch table cloth? How big is a tumor measuring 1.9 x 1.7 x 1.6 cm? What is 6.002 written s a fraction? Arrange the following fractions in order 2 thirds a half 3 fifths and 7 tenths? What is 83 degrees F to Celsius? What is the decimal place value in 4 in 2.0541? What is the exponent of 3x3x3? Can you help with this Round 753 to the nearest ten and hundred? What are the books in the bible of protestants? How is a scale different from a scale factor?

How many yards of sand to cover a 60 foot round pen with 3 inches of sand?