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The waterway between Lake Huron and Lake Superior |
2006-03-21 |
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Trenae pose la question :
the waterway between lake huron and lake superior separates the u.s and canada.it is usually 13 feet above the water when its closed and each section is 210 feet long if the angle of elevation is 70 degrees then what is the distance from the top of the drawbridge to the water and the width of the gap created by the 2 sections of the bridge
Penny Nom lui répond. |
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