Calculated Industries 4065 - Page 6

Number of Board Feet Based on Entered Volume....................38
CIRCLE AND ARC CALCULATIONS............................................39
Circumference and Area of a Circle...........................................39
Arc Length – Degree and Diameter Known ...............................39
Arc Length – Chord Length and Segment Rise Known .............39
Arc Calculations – Arc Length and Diameter Known ................40
ARCHED SEGMENT WALLS .......................................................41
Arched Segment Walls – Arched Windows (No Base) ..............41
Arched Segment Walls – Arched Windows (With Base) ...........42
Arched Segment Walls – Chord Length and Segment Height
Known .....................................................................................43
COMPOUND MITER.....................................................................45
Compound Miter Cuts................................................................45
CONCRETE/PAVING ....................................................................46
Volume of Concrete for a Driveway...........................................46
Concrete Columns .....................................................................47
Complex Concrete Volume ........................................................48
Polygon, Finding Angles Based on Entered Radius and
Number of Sides.....................................................................49
Concrete Footings (NOT AVAILABLE ON TRIG MODEL #4080)...........50
Squaring-up a Foundation .........................................................51
DRYWALL (NOT AVAILABLE ON TRIG MODEL #4080)...........................52
Number of Drywall Sheets for a Given Area..............................52
Number of Drywall Sheets for a Given Length..........................52
GRADE/SLOPE.............................................................................53
Back-Fill on a Slope – Percent of Grade Known .......................53
RIGHT TRIANGLE AND ROOF FRAMING EXAMPLES..............54
Roof Framing Definitions ...........................................................55
Degree of Pitch ..........................................................................57
Percent Grade............................................................................57
Pitch Ratio or Slope...................................................................57
Common Rafter Length..............................................................58
Common Rafter Length – Pitch Unknown .................................58
Angle and Diagonal (Hypotenuse).............................................59
Rise............................................................................................59
Rise and Diagonal......................................................................59
Sheathing Cut ............................................................................60
Regular Hip/Valley and Jack Rafters ........................................60
Jack Rafters – Using Other Than 16-Inch On-Center
Spacing ..................................................................................61