Question

in the following FIGURE AB=AC and EC=ED angle ABF=45 angle
ABC=70. find the angles represented by the letters a,b,c,d,e,f;g​

Answer 1

Answer:

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Answer 2

< a = <ABC = < ACB = 70°

< b = 180 - ( 70-70) = 180-140= 40°

<c = 180 - (45+40)

==> 180 - 85 = 95

<b = <d = 40°

<e = 180 - (40 +95) = 180°-135° = 45°

<ECD = 180 - (<a + <d) = 180 - (70+40)

===> 180-110= 70°

<f = <ECD = 70°