this is a sure enough keeper Brice. thanks . Lee
On Wed, May 14, 2008 at
06:22:12AM -0700, Brice Mijares wrote:
> Some of you might find this useful in the future.
> Area Measurements
> Measuring and calculating area takes two of the three dimensions into
> account: width
> and length, as when measuring a floor, or width and height, as when
> measuring a wall.
> For the following examples, we'll use a rectangular room that is 10' wide
> and 12'
> long and has 8' high ceilings.
> Area of the floor or ceiling: To figure the area of the room, multiply the
> length
> by the width (10' x 12' = 120 square feet).
> Area of the walls: The area of each wall would either be 80 square feet (10
> x 8 =
> 80) or 96 square feet (12 x 8 = 96). If you need the total square footage of
> the
> walls - for figuring paint or wallpaper for example - you can simplify the
> calculation
> by adding all the wall lengths together first, then multiplying by the
> height (10
> + 12 + 10 + 12 = 44 x 8 = 352 square feet of total wall area).
> Area in square yards: There are a total of 9 square feet in a square yard,
> so to
> calculate the number of square yards in this room, as when ordering carpet,
> divide
> the total square footage of the floor by 9 (120 square feet / 9 = 13.33
> square yards).
> Area in square inches: There are 144 square inches in a square foot, so to
> convert
> an area from square feet into square inches, simply multiply by 144 (120
> square feet
> x 144 = 17,280 square inches).
> Area of a triangle: For the area of a triangle, use this formula: .5 x the
> base of
> the triangle x the height of the triangle. If you have a triangle - a gable
> end for
> example - that is 18 feet wide at the base and six feet high from the base
> to the
> peak, the calculation would be as follows (.5 x 18 x 6 = 54 square feet).
> Area of a circle: To calculate the area of a circle, the formula is: pi x
> radius
> 2
> (pi = 3.1416). So, if you want to know the area of a circle with a 22-foot
> diameter
> - which would be an 11-foot radius - the calculation would be: (3.1416 x 11
> x 11
> = 380.13 square feet).
> Circumference of a circle: To calculate the circumference of the same
> circle - the
> total distance around it - use the formula: pi x diameter: (3.1416 x 22 =
> 69.12 feet).
> Cubic Measurements
> Cubic measurements take all three dimensions into consideration - width,
> length and
> height. This will tell you the volume of a given area and is useful for such
> things
> as knowing how much air is in a room when sizing an exhaust fan or the
> volume of
> a foundation form when ordering concrete.
> Volume of a room: To calculate the number of cubic feet in the room used in
> the examples
> above, multiply the width by the length by the height: (10' x 12' x 8' = 960
> cubic
> feet).
> Volume in cubic feet: There are 27 cubic feet in a cubic yard. So, if you
> would like
> to convert cubic feet into cubic yards, which is used for such things as
> dirt, gravel
> and concrete, just divide the number of cubic feet by 27 to arrive at the
> number
> of cubic yards. For example, if you have a form that is 2' wide, 10' long,
> and 1
> 1/2' high, first figure the cubic feet, then convert to cubic yards: (2' x
> 10' x
> 1.5' = 30 cubic feet / 27 = 1.11 cubic yards).
> Volume in cubic inches: There are 1,728 cubic inches in a cubic foot. To
> convert
> the cubic feet in the above example into cubic inches, you would multiply by
> 1,728
> (30 cubic feet x 1,728 = 51,840 cubic inches).
> Board Feet
> Most lumber is sold by the board foot, which is equal to a board that is one
> foot
> long, one foot wide, and one inch thick. If you would like to know how many
> board
> feet are in a given piece of lumber, use the following formula:
> T x W x L / 12, where T = the thickness of the board in inches, W = the
> width of
> the board in inches, and L = the length of the board in feet.
> For example, suppose you would like to know how many board feet are in a 16
> foot
> long piece of 2 x 8 lumber. Applying the above formula, you would have the
> following:
> 2 x 8 x 16 / 12 = 21.33, so there are 21.33 board feet in that particular
> piece of
> lumber.
>
--
No animal should ever jump on the dining room furniture unless
absolutely certain he can hold his own in conversation.
-- Fran Lebowitz
Do you Jabber? I do. My JID is: [EMAIL PROTECTED]
