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CENGAGE-TRIGONOMETRIC FUNCTIONS-Solved Examples And Exercises
- A tower subtends angles alpha,2alpha,3alpha respectively, at point A ,...
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- In a triangle, if the angles A , B ,a n dC are in A.P. show that 2cos1...
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- If in a triangle A B C ,/C=60^0, then prove that 1/(a+c)+1/(b+c)=3/(a+...
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- Perpendiculars are drawn from the angles A, B and C of an acute-angled...
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- If pa n dq are perpendicular from the angular points A and B of A B C...
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- The two adjacent sides of a cyclic quadrilateral are 2a n d5 and the a...
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- In a circle of radius r , chords of length a and b cm subtend angles t...
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- In A B C , as semicircle is inscribed, which lies on the side cdot If...
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- In any /\ A B C , prove that (b^2-c^2)cotA+(c^2-a^2)cotB+(c^a-b^2)cot...
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- In triangle ABC, angle A is greater than angle B. If the measure of an...
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- In triangle A B C ,a : b : c=4:5: 6. The ratio of the radius of the ci...
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- The set of all real numbers a such that a^2+2a ,2a+3,a n da^2+3a+8 are...
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- A polygon of nine sides, each side of length 2, is inscribed in a c...
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- In triangle A B C , if cotA ,cotB ,cotC are in AdotPdot, then a^2,b^2,...
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- If in a triangleA B C , (2cosA)/a+(cos B)/b+(2cosC)/c=a/(b c)+b/(c a) ...
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- If the angles of a triangle are 30^0a n d45^0 and the included side is...
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- A circle is inscribed in an equilateral triangle of side adot The area...
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- In triangle A B C ,A D is the altitude from Adot If b > c ,/C=23^0,a n...
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- If D is the mid-point of the side B C of triangle A B C and A D is per...
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- In A B C ,A=(2pi)/3,b-c=3sqrt(3)c m and area of A B C=(9sqrt(3))/2c ...
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