converting degrees to feet

cfgardengirl

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What is the formula to convert the length of an arc in degrees to feet? The arc length is 126.5 degrees.
 
cfgardengirl said:
What is the formula to convert the length of an arc in degrees to feet? The arc length is 126.5 degrees.

\(\displaystyle S = r\cdot \theta\)
 
What is the formula to convert the length of an arc in degrees to feet? The arc length is 126.5 degrees.

Divide the degrees by 180 degrees, then multiply by pi and the radius:

L = (126.5/180)*pi*radius

Be careful of your units. If you want the answer to be in feet, your radius must be in feet.

Use L = r*(angle) if the angle is in radians.
 
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