| GIVEN |
TO FIND |
RULES |
| The taper per foot |
The taper per inch |
Divide the taper per foot by 12 |
| The taper per inch |
The taper per foot |
Multiply the taper per inch by 12 |
| End diameters and length of taper in inches |
The taper per foot |
Subtract small diameter from large; divide by length of
taper, and multiply the quotient by 12 |
| Large diameter and length of taper in inches, and taper per
foot |
Diameter at the small end in inches |
Divide taper per foot by 12; multiply by length of taper,
and subtract result from large diameter |
| Small diameter and length of taper in inches, and taper per
foot |
Diameter at large end in inches |
Divide taper per foot by 12; multiply by length of
taper, and add result to small diameter. |
| The taper per foot and two diameters in inches |
Distance between two given diameters in inches |
Subtract small diameter from large; divide remainder by
taper per foot, and multiply the quotient by 12 |
| The taper per foot |
Amount of taper in a certain length given in inches |
Divide taper per foot by 12' multiply by given length of
tapered part |