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(Ⅰ)求6ec8aac122bd4f6e

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6ec8aac122bd4f6e中,6ec8aac122bd4f6e

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6ec8aac122bd4f6e6ec8aac122bd4f6e6ec8aac122bd4f6e6ec8aac122bd4f6e的长等于_______。

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评卷人

 

 

 

 

 

(17)(本小题满分12分)

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(16)如图,圆6ec8aac122bd4f6e的割线6ec8aac122bd4f6e过圆心6ec8aac122bd4f6e,弦6ec8aac122bd4f6e6ec8aac122bd4f6e于点6ec8aac122bd4f6e

                                                                                                

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6ec8aac122bd4f6e得到的几何体6ec8aac122bd4f6e的体积等于___________。                                                                                                

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个三棱锥6ec8aac122bd4f6e

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(15)如图,将棱长为6ec8aac122bd4f6e的正方体6ec8aac122bd4f6e,截去四

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6ec8aac122bd4f6e6ec8aac122bd4f6e,则6ec8aac122bd4f6e的值为____________。

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(14)在6ec8aac122bd4f6e中,6ec8aac122bd4f6e6ec8aac122bd4f6e边上一点,若=6ec8aac122bd4f6e6ec8aac122bd4f6e

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(13)在如右图所示的程序框图中,当程序被执行后,输出6ec8aac122bd4f6e的数值是______。

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