In a model, it is shown that an arc of a...

In a model, it is shown that an arc of a bridge in semi-elliptical with major axis horizontal. If the length of the base is 9 m and the highest part of the bridge is 3 m from the horizontal, the best approximation of the height of the arch at 2 m from the centre of the base is

11/4m

8/3m

7/2m

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An arc of a bridge is semi-elliptical with the major axis horizontal.If the length of the base is 9m and the highest part of the bridge is 3m from the horizontal,then prove that the best approximation of the height of the acr 2m from the center of the base is (8)/(3)m.

In a model, it is shown that an arc of a bridge is semi elliptical with major axis horizontal. If the length of the base is 9m and the highest part of the bridge is 3m from the horizontal, then the height of the arch, 2m from the centre of the base is (in meters)

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