Kcl8820 Kcl8820

27-05-2017
Mathematics

contestada

Line BD is tangent to circle O at C, Arch AEC = 299, and ACE = 93. Find Angle DCE.

a: 32

b: 64

c: 16

d: 61

Line BD is tangent to circle O at C Arch AEC 299 and ACE 93 Find Angle DCE a 32 b 64 c 16 d 61 class=

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akaleti47 akaleti47

27-05-2017

in triangle ACE,
we know C=93,E can be calulated by using arch angle AEC...what ever that is....,using this we get A=180-(E+93)

So, by alternate segment theorem, DCE= A.

thats all i can say.

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