BMSAT KozhikodeGeometry > Medium6 cms3 cms1 cm9 cms✅ Correct Option: 1Related questions:2026If the perimeter of a circle changed from 4π4\pi4π to 8π8\pi8π, then what is the change in its area?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. BMSAT Kozhikode 2025The pair of tangents drawn from an external point to a circle are perpendicular to each other and the length of each tangent (from the point to the circle) is 5 cm. The radius of the circle is