4225 Pocket Reference Guide
— 28
length, perimeter and area of a pentagon-
shaped patio to be paved with bricks. The
radius is 7 feet 5 inches and the number of
sides is five:
KEYSTROKE DISPLAY
1. Clear calculator:
o o
0.
2. Enter radius:
7 f 5 i c k
RAD 7 FEET 5 INCH
3. Enter polygon sides and calculate:
5 c l
FULL 108.00°
l
HALF 54.00°
l
SIDE 8 FEET 8-5/8 INCH
l
PER 43 FEET 7-1/8 INCH
l
AREA 130.7868 SQ FEET
CONCRETE FOOTING
Find the number of cubic yards of concrete
required for a (16 inch x 8 inch) footing that
measures 232 feet 6 inches in length.
KEYSTROKE DISPLAY
1. Clear calculator:
o o
0.
2. Enter footing area:
8 i x 1 6 i = ; g
F-AR STORED 128. SQ INCH
3. Enter length to find volume:
2 3 2 f 6 i g
FTG 7.654321 CU YD
Concrete Footings –
Continuous Lengths
You are going to pour concrete for a 264
square inch footing being used for the
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Содержание Construction Master ConcreteCalc Pro 4225
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Страница 42: ...SURFACE AREA AND VOLUME FORMULAS PRG4225E E indd 39 6 28 2016 1 03 11 PM...
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