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# 梯形的中位线 - PowerPoint PPT Presentation

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## PowerPoint Slideshow about '梯形的中位线' - ninon

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Presentation Transcript

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①一个梯形的上底长4 cm，下底长6 cm，则其中位线长为cm；

②一个梯形的上底长10 cm，中位线长16 cm，则其下底长为cm；

③已知梯形的中位线长为6 cm，高为8 cm，则该梯形的面积为________ cm2；

④已知等腰梯形的周长为80 cm，中位线与腰长相等，则它的中位线长cm；

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1.梯形的上底为6cm,中位线长10cm,则下底为：.

2.已知等腰梯形的中位线为7cm,腰为9cm,则等腰梯形的周长为：.

3.梯形的中位线长为15cm,一条对角线将其分1:2两部分,则梯形的两底分别为 .

4.已知一梯形的中位线为10cm,梯形的高为6cm,则梯形的面积为:.

5.已知一梯形的面积为24cm2,高为6cm,则中位线:.

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