1) C is empty 2) B has as many elements as C 3) A = B ⋃ C 4) B... View Article
The State Disaster Response Fund or SDRF is the primary fund available with the state governments of India to respond... View Article
UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 5th May 2021. Important news and... View Article
1) 1/2 2) √3/2 3) 3/2 4) √5/2 Solution: The distance between incentre and circumcentre = √(R2 – 2rR) R... View Article
1) 1 cm 2) √3 cm 3) 2 cm 4) 2√3 cm Solution: Given side = 2√3 Radius of circumcircle... View Article
1) 4 2) 1 3) 2 4) 3 Solution: Given r1 = 2 r2 = 3 and r3 = 6... View Article
1) 45 or 90 2) 30 or 135 3) 45 or 135 4) 60 or 120 Solution: Given a4 +... View Article
1) is tan-1 (1/2) 2) is tan-1 (9/40) 3) cannot be evaluated 4) is tan-1 (1/9) Solution: Given a =... View Article
If ∆ = a2 – (b – c)2, where ∆ is the area of ∆ABC, then tan A is equal... View Article
1) π/2 2) π/4 3) tan-1 3 4) none of these Solution: Given angles are tan-12 and tan-1 3. Let... View Article
1) 4 : 3 2) 5 : 3 3) 3 : 4 4) 3 : 5 Solution: Given sin A... View Article
1) 1 : sin 10o 2) 1 : 2 sin 100 3) 1 : cos 10o 4) 1 : 2... View Article
1) 60o 2) 135o 3) 90o 4) 120o Solution: Given b = √3, c = 1 and ∠A = 30o... View Article
1) 4 sq units 2) 1/2 sq units 3) √3/2 sq units 4) √3 sq units Solution: Given a =... View Article
1) equilateral 2) right angled 3) isosceles 4) scalene Solution: Given b + c = 2a Using sine rule k... View Article
1) √3/2 2) 1/2 3) 1/√2 4) – (1/√2) Solution: Given a = 15, b = 36, c = 39... View Article
(1) 1/5 (2) 5/7 (3) 19/35 (4) none of these Solution: Let (b + c)/11 = (c + a)/12 =... View Article
(1) 2c cot C/2 (2) 2a cot A/2 (3) tan C/2 (4) none of these Solution: We know s =... View Article
1) (√3 – 1) : 1 2) √3 : √2 3) 1 : √3 4) √3 : 1 Solution: Let... View Article
1) 6/25 2) 8/25 3) 10/25 4) 24/25 Solution: Given a = 6 cm , b = 8 cm ,... View Article
