在非直角△ABC中,∠A=50°,任意两条高所在的直线交于点P,连接BP,CP,则∠BPC的度数是___________ .
更新时间:2021-09-10 11:32:19
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【推荐1】如图,
的直角顶点A在反比例函数
(
)的图像上,顶点B在x轴负半轴上,顶点C在反比例函数
(
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【推荐2】如图,在
中,点
在边
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【推荐1】我们把顶角为
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【推荐2】如图,一轮船由B处向C处航行,在B处测得C处在B处的北偏东75°方向上,在海岛上的观察所A测得B在A的南偏西30°方向上,C在A的南偏东25°方向.若轮船行驶到C处,那么从C处看A,B两处的视角∠ACB=_______ .
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