Calculated Industries 4050 v3.1 - Manual (Page 28)

P
OCKET
R
EFERENCE
G
UIDE
— 24
Circle Area and Circumference
Find the Area and Circumference of a
Circle with a Diameter of 25 Inches:
KEYSTROKE DISPLAY
o o 0.
2 5 i C DIA 25
INCH
C AREA 490.8739
SQ INCH
C CIRC 78-9/16
INCH
Arc Angle or Degree
Find the Arc Angle (or Degree of Arc),
given a 5-Foot Diameter and an Arc
Length of 3 Feet 3 Inches:
KEYSTROKE DISPLAY
1. Enter Circle Diameter and Arc Length:
o o 0.
5 f C DIA 5
FEET
0
INCH
3 f 3 i 3
FEET
3
INCH
2. Find Degree of Arc:
Ç C ARC 74.48°
Dgm-ARC-102