Question

Topic :- Angle and Measurements

Answer 1

If the perimeter of a sector of a circle is four times the radius of the circle , find the central angle of the corresponding sector

Answer 2

\[\large r\theta = 4r\]

solve \(\theta \)

Answer 3

Wait , that was a dumb question , sorry

Answer 4

http://www.mathwarehouse.com/trigonometry/radians/images/picture-s=r-theta-circle.gif

Answer 5

theta is given 2 radians , not 4

Answer 6

@rational

Answer 7

Explanation is :-
Perimeter of a sector = 4r
2r+ S = 4r

S= 2r
So, central angle comes 2 not 4 ,
But how ?

Answer 8

Oh okay, they're adding up the total distance around the sector

Answer 9

May , you explain me please