Sections of the bridge

A drawbridge is l = 160 feet long when stretched across a river. As shown in the figure, the two sections of the bridge can be rotated upward through an angle of = 35.(a) If the water level is 5 feet below the closed bridge, find the distance d between the end of a section and the water level when the bridge is fully open. (Round your answer to the nearest whole number.)(b) Approximately how far apart are the ends of the two sections when the bridge is fully opened, as shown in the figure? (Round your answer to the nearest whole number.)

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