Monday

October 20, 2014

October 20, 2014

Posted by **ervin** on Tuesday, February 22, 2011 at 12:14pm.

- trig -
**Helper**, Tuesday, February 22, 2011 at 12:51pmx^2 + y^2 = 49

r^2 = 49

r = 7

Arc length A = angle in rads * r

To convert 30 deg to radians

30 deg * pi/180 = 30pi/180 = pi/6

A = pi/6 * 7

A = 7pi/6

**Answer this Question**

**Related Questions**

trig - a central angle intercepts an arc on a circle equal in length to the ...

Math trig. - find the length of the arc intercepted by a central angle of 35 ...

trig - 2. A circle has a radius of 10 centimeters. Find the length, in ...

geometry 2 - circle K has an area of 64 pi units ^2. Find the exact length of ...

TRIG - find the degree measure of a central angle subtended by an arc of 8.00cm ...

Trig - A 30 degree central angle is in central position in a circle with a ...

Trigonometry - Given that circle A has a radius of 52 and a radii AB and AC form...

geometry - Given that circle A has a radius of 52 and a radii AB and AC form an ...

trig - Find the length of the circular arc intercepted by a central angle of 20 ...

Math - Circle C has radius 4 inches. Circle D had radius 9 inches. These two ...