defence exam Indian Navy Chargeman/Draughtsman Mock Test 2023 Quantitative Aptitude Geometry Circles, Chords and Tangents
Two equal arcs of different circles C1 and C2 subtend angles of 60° and 75° respectively, at the centres. What is the ratio of the radius of C1 to the radius of C2?
1
4 ∶ 5
2
5 ∶ 4
3
1 ∶ 1
4
3 ∶ 2