Math, asked by TrijitAdhikary5971, 9 months ago

The adjoining figure shows a cross-section of a railway tunnel. The radius OA of the circular path is 2 m. If ∠AOB = 90°, calculate (i) the height of the tunnel (ii) the perimeter of the cross-section

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Answered by aryanrajpubg9038
0

Answer:

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