Squaring Up - Calculated Industries Pocket Handyman IV User Manual

Squaring Up

Assume you want to "square-up" forms
for a concrete foundation measuring 45
feet 6 inches by 24 feet 4 inches. In order
for the forms to be square, what should
both of the diagonal measurements be?
(You can use the Pythagorean theorem to
solve the next two problems. See the dia-
gram at the bottom of the next page.)
Steps
Clear calculator [On/C] [On/C]
1 — Find 1st side (a)
2
Find a
Put in memory [M+]
2 — Find 2nd side (b)
2
Find b
Put in memory [M+]
3 — Solve for 3rd Side (c)
2
Recall a
Find c
34 – Pocket Handyman
Keystrokes
45 [Feet] 6 [Inch]
[Conv]
24 [Feet] 4 [Inch]
[Conv]
2
+ b [Rcl] [M+]
[
[ ]
2070.25
M
[ ]
592.1111
M
592.1111
M
2662.361
M
]
51 7-3/16
M
IV
®
Display
2070.25
SQ FEET
SQ FEET
SQ FEET
SQ FEET
SQ FEET
FEET INCH
0.