29 In the figure, the tangent to the circle at T cuts a chord AB produced at C. la) Prove that ATBC and AATC are similar. (b) Prove that CAx CB = CT. %3D (c) If AB = 8 cm, CT 3 cm, find CB.

Mathematics For Machine Technology
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Author:Peterson, John.
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Chapter58: Achievement Review—section Five
Section: Chapter Questions
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tangent
29, In the figure, the tangent to the circle at T cuts a chord AB
produced at C.
la) Prove that ATBC and AATC are similar.
(b) Prove that CAx CB = CT.
(cl If AB = 8 cm, CT 3 cm, find CB.
%3D
C
Transcribed Image Text:29, In the figure, the tangent to the circle at T cuts a chord AB produced at C. la) Prove that ATBC and AATC are similar. (b) Prove that CAx CB = CT. (cl If AB = 8 cm, CT 3 cm, find CB. %3D C
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