Math Chapter Wise question with answer

Q01 If R is the radius of the circumcircle of a ∆ ∆ ∆ABC and ∆ ∆ ∆ is its area, then English · PGT 2009 Q02 The sides of a right angled triangle are in ratio 3:4:5 and 'θ' is adjacent to the smallest side then find the rati... English · OAVS TGT 2017 Q03 In a triangle A, B and C are in A.P. then. English · TGT 1999 Q04 If the angle of a triangle ABC △ are in A.P. and ratio of the sides b and c is 3: 2 then the angle A will be English · PGT 2010 Q05 An isosceles triangle ABC with vertex at A(a,0) is inscribed in the circle x2 +y2 =a2. If the base angle B and C be... English · PGT 2005 Q06 If tan 2 α and tan 2 β are the root s of the equation 8x2 – 26x + 15 = 0, then find the value of cos(α + β). English · TGT 2013