1.

stion numbers fi to ro cIn the given figure, determine a, b and c.B 44362°

Answer»

BF is tangent.So, a=90°

In triangle ABF, a+62+b=180b=180-62-90b=180-152b=28°

Angle CEF=62+43=105°

angle c=180-105-28c=75-28=47



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