Calculated Industries 4090 - Manual (Page 38)

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Area of a Triangle
Find the Area of a Triangle if its base is 45 Inches and Altitude/
Height is 30 Inches.
KEYSTROKE DISPLAY
o o 0.
4 5 i ÷ 2 = 22-1/2
INCH
x 3 0 i = 675.
SQ INCH
Volume of a Rectangular Box
Find the Volume of a rectangular box with Length of 15 Inches,
Width of 6 Inches and Height 9-1/2 Inches.
KEYSTROKE DISPLAY
o o 0.
1 5 i x 6 i x 9 i 1 / 2 = 855.
CU INCH
Volume of a Rectangular Container, Converting to Cubic Meters
What is the Volume of a rectangular container that measures 3 Feet
by 1 Foot 9-5/8 Inches by 2 Feet 4 Inches?
KEYSTROKE DISPLAY
1. Find Volume in Cubic Feet:
o o 0.
3 f 3
FEET
x 1 f 9 i 5 / 8 1
FEET
9-5/8
INCH
x 2 f 4 i = 12.61458
CU FEET
2. Convert to Cubic Meters:
Ç m 0.357205
CU M