Calculated-industries 4065 v3.1 Pocket Reference Guide Advanced Consnruc Manuale Utente Scaricare il pdf (Pagina 22)

POCKET REFERENCE GUIDE — 18

Circle/Arc Properties

Find Arc properties given a 1500 mm

diameter and an Arc length of 900 mm:

KEYSTROKE DISPLAY

1. Enter Circle diameter and Arc length:

o o 0.

1 5 0 0 Ç 9 C DIA 1500. MM

9 0 0 Ç 9 a ARC 900. MM

2. Find Degree of Arc, Chord Length,

Segment Area, Pie Slice Area and

Segment Rise:

a ARC 68.75°

a CORD 847. MM

a SEG 75364. SQ MM

a PIE 337500. SQ MM

a RISE 131. MM*

*You may also find arched segment wall stud

sizes, based on the stored o.c. After the segment

rise, the calculator will display the stored o.c., then

calculate the stud sizes with each successive

press of the a key.

Compound Miter

If the wall corner angle is 60° and the

spring (crown) angle is 38°, find the miter

angle and bevel angle for installing crown

moulding:

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 39 40

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Calculated-industries 4065 v3.1 Pocket Reference Guide Advanced Consnruc Manuale Utente Pagina 22