Appendix Aarea Formulas - Calculated Industries Construction Master III User Manual

Appendix A
AREA FORMULAS
Your new calculator can perform these helpful
formulas -- right in feet, inches and fractions --
to provide even more useful solutions to your
dimensional problems.*
a
l
a
b
r
b
* For calculations involving cubed variables (i.e., r
2
x key to raise it to the second power, then multiply the
result by itself once more to achieve the desired
exponential value. For example, to find 2
[ ] = 4 [x] 2 gives you 8.
a
Square
Area = a
w
Rectangle
Area = lw
Triangle
1
Area = ab
2
Circle
Circumference = 2 r
2
Area = r
Ellipse
Area = ab
a
2
3
), use the
3
press: 2 [Conv]
User's Guide — 51