C-10-Q087mediumsingle_mcq
A balloon flies above a point between two posts km apart on level ground. From the balloon, the depression of the nearer post is and the farther post . With balloon height , the distance to the foot of the post is—
A balloon flies above a point between two posts km apart on level ground. From the balloon, the depression of the nearer post is and the farther post . With balloon height , the distance to the foot of the post is—
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