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[" 4.ANSWER THE FOLLOWING QUESTIONS[EACH...

[" 4.ANSWER THE FOLLOWING QUESTIONS[EACH OF 4MARKS] "],[" I Prove Basic Proportionality Theorem."],[" 2) Prove that(i) If A,B&C are interior angles of a "Delta ABC" ,then show that "sin((theta+C)/(2))=cos(A)/(2)]

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If A,B and C are interior angles of a triangle ABC, then show that sin((B+C)/(2))=cos(A)/(2)

If A, B and C are interior angles of a triangle ABC, then show that sin((B+C)/2)=cos(A/2)

If A , B and C are interior angles of triangle ABC ,then show that sin ((B+C)/( 2) )=cos (A) /(2)

If A , B and C are interior angles of triangle ABC ,then show that sin ((B+C)/( 2) )=cos (A) /(2)

If A , B and C are interior angles of triangle ABC ,then show that sin ((B+C)/( 2) )=cos (A) /(2)

If A, B and C are interior angles of a triangle ABC, then show that "sin"((B+C)/2)=cos(A/2) .

If A , B and C are interior angles of triangle ABC ,then show that sin ((B+C)/( 2) )=cos (A/2)