1)

∆ABC is inscribed in a circle with Centre O. If AB = 21 cm, BC = 20 cm and AC = 29 cm, then what is the length of the circumradius of the triangle?

SSC CGL Mains 2024

A)

13.5 cm

B)

14.5 cm

C)

32.5 cm

D)

21.5 cm

2)

In a triangle HJK, HJ = HK. G is a point on HJ such that HG = GK = JK. What is the degree measure of two-third of (∠HGK + ∠GKJ)?

SSC CGL Mains 2024

A)

90°

B)

84°

C)

136°

D)

96°

3)

SSC CGL Mains 2024

A)

11 : 15

B)

11 : 13

C)

9 : 11

D)

15 : 13