Calculated Industries 4045-B - Manual (Page 46)

46 — Construction Master IV
Circle Problems
Circumference and Area
Find the circumference and area of a
circle having a diameter of 10 inches.
Keystroke Display
[On/C] [On/C] 0.
10 [Inch] [Circ] DIA 10 IN
[Circ] AREA 78.53982 SQ IN
[Circ] CIRC 31-7/16 IN
[Inch] 31.41593 IN
Arc Lengths
Find the arc length of an 85° portion of
a circle with a 5-foot diameter.
Keystroke Display
[On/C] [On/C] 0.
5 [Feet] [Circ] 5 FT 0 IN DIA
85 [Conv] [Circ] 3 FT 8-1/2 IN ARC
[Feet] 3.708825 FT