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In a triangle ABC, A = 8, b = 10 and c =...

In a triangle ABC, A = 8, b = 10 and c = 12. What is the angle C equal to ?

A

2A

B

3A

C

A/2

D

none

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The correct Answer is:
A
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ML KHANNA-PROPERTIES OF TRIANGLES -Problem Set (2)(MULTIPLE CHOICE QUESTIONS)
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  16. If cos A= (sinB)/(2 sinC), " then " Delta ABC is

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