Calculate the measure of angle AEC, given measure of arcAC = 110°, and measure of arcDB= 38°.

m angle AEC = 212°

m angle AEC = 74°

m angle AEC = 89°

m angle AEC = 168°

Question

Calculate the measure of angle AEC, given measure of arcAC = 110°, and measure of arcDB= 38°.
		
m angle AEC = 212°

		
m angle AEC = 74°

		
m angle AEC = 89°

		
m angle AEC = 168°

anonymous · Answer

attachment

haseeb96 · Answer

what do u think which one is correct >

anonymous · Answer

i dont know i tried solving, and nothing worked

haseeb96 · Answer

@rational can u plz help her.
or check my method is it correct?

anonymous · Answer

@Hero

anonymous · Answer

anyone!?

anonymous · Answer

@dan815

anonymous · Answer

@Nurali

nnesha · Answer

okay finally formula is $$\rm\frac{ 1 }{ 2 } + sum ~of ~intercepted~ arcs $$

nnesha · Answer

|dw:1428238160193:dw|
you have to find x
which is m<AEC
so $$\huge\rm m<AEC =\frac{ 1 }{ 2 }(mAC+mBD)$$
m<AEC = x (you have to find x)
AC =110
and DB =38 
substitute values and solve