To convert cubic inches to cubic feet, divide by 1,728.2. How many cubic inches are therein 3.5 cubic feet?To convert cubic feet to cubic inches, multiply by 1,728.3. How many cubic yards are therein 35 cubic feet?To convert cubic feet to cubic yards, divide by 27.To convert cubic yards to cubic feet, multiply by 27.4. How many gallons are contained in a tank having a volume of 25 cubic feet?To change cubic feet to gallons, multiply by 7.48.To change gallons to cubic feet, divide by 7.48.CIRCUMFERENCE OF A CIRCLEDefinition of Pi: Mathematicians have established that the relationship of thecircumference to the diameter of a circle is a constant called Pi and written p. Thenumerical value of this constant is approximately 3.141592653. For our purpose3.1416 or simply 3.14 will suffice.The formula for the circumference of a circle is C = where C is thecircumference and D is the diameter. Since D = 2R where R is the radius, theformula may be written C = AI-14

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