BMSAT KozhikodeGeometry > Easy20 cms11 cms44 cms33 cms✅ Correct Option: 4Related questions:2026In the given figure, two concentric circles with centre O have radii 14 cms and 7 cms. If ∠AOB=30∘\angle AOB = 30^{\circ}∠AOB=30∘, find the area of the shaded region. 2026If the perimeter of a circle changed from 4π4\pi4π to 8π8\pi8π, then what is the change in its area?BMSAT Kozhikode 2025If the radii of two concentric circles are 4 cm and 5 cm, then the length of a chord of one circle that is tangent to the other circle is