Question

The central angle of a sector of unit circle is 24 degrees 30' ; Find its arc length
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ANSWER : S=0.4276

Answer 1

it is a question that uses s=r*theta <--- formula

Answer 2

but how to get r??

Answer 3

a unit circle has a radius of 1?

Answer 4

http://en.wikipedia.org/wiki/Unit_circle

Answer 5

how to get S??

Answer 6

what will be theta?

Answer 7

convert your central angle into degrees not minutes

Answer 8

24.5

Answer 9

now what??

Answer 10

S=r*theta

Answer 11

the answer is S=0.4276

Answer 12

there must be some change in theta

Answer 13

hello anyone there?