Math Chapter Wise question with answer

Q01 If ∆ ∆ ∆ABC is a right angled at A, then value of tanB×tan C is: English · Haryana TGT 2020 Q02 If in a triangle ABC, A 5 tan 2 6 =, C 2 tan 2 5 =, then English · PGT 2004 Q03 For a triangle ABC with side a,b,c the product of tan A/2 and tan B/2 is English · Rajasthan TGT 2016 Q04 If a ∆ ∆ ∆ABC, b = 3 +1, c = 3 –1, ∠ ∠ ∠A = 60°, then the value of 1 tan (B C) 2 − − is: English · TGT 2005 Q05 If in a triangle ABC, cos A = cos B cos C then the value of cot B cot C will be English · PGT 2004 Q06 ln a triangle ABC, a =13, b=14, c =15. Then sin A 2 is equal to– English · JDD-75-PGT TIER II-X-15 28.06.2015