Fig shows the cross section of railway tunnel. The radius OA of the circular part is 2m.if Share with your friends Share 10 Viv E K answered this wait -16 View Full Answer Rounak answered this ..... Please like.... If anybody has any doubt in maths .. I will solve it 32 Mamta Kumari answered this Find the area yourself first and then ask -3 M Avinaash answered this 👏🏻👏🏼👏🏽👏🏾👏🏿 . -2 Suriya Tharun answered this Please find this answer -2 Suriya Tharun answered this cheers !!! hope it helps 3