The diagram shows the cross- section of a railway tunnel. If |AB| = 100m and the radius of the arc is 56m, calculate, correct to the nearest metre, the perimetre of the cross- section.

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2 weeks ago

The diagram is not given

3 years ago

Kindly click on 'view explanataion' to see the attached diagram.

3 years ago

The picture of the answer are not

ceoofwahala

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Chemistry

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