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【简答题】
如图所示, , , ,点 是以 为直径的半圆 上一动点, 交直线 于点 ,设 . (1)当 时,求弧BD的长； (2)当 时,求线段 的长； (3)若要使点 在线段 的延长线上,则 的取值范围是_________.(直接写出答案)
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皮皮学刷刷变学霸
举一反三
【简答题】请选择该单词的英语解释: pressureA. to make sb. worried, unhappy or angry B. the
force or weight with which sth .
presses against sth .
else C. the
job that you do during your working life
【简答题】请选择该单词的英语解释: upsetA. to
make sb. worried, unhappy or angry B. the
job that you do during your working life C. the act of performing a play
【简答题】请选择该单词的英语解释: careerA. the job that you do during your working
life B. to make sb. worried, unhappy or angry C. the
act of performing a play
【简答题】请选择该单词的英语解释: fashionableA. the
job that you do during your working life B. following
a style that is popular at a particular time C. the
act of performing a play
【简答题】请选择该单词的英语解释: performanceA. the
job that you do during your working life B. following
a style that is popular at a particular time C. the
act of performing a play
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