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Averticalflagpole,18mhigh,standsonhorizontalground.calculatetheangleofelevationofthetopoftheflagpolefromapoint,ontheground25mfromitsbase.(是35.18度还是36.73度)

题目详情
A vertical flagpole,18 m high ,stands on horizontal ground .calculate the angle of elevation of the top of the flagpole from a point ,on the ground 25 m from its base .(是35.18 度还是36.73度)
▼优质解答
答案和解析
角的tan=18/25
所以角=35.75