cho tam giac ABC vuong tai A,AB=36cm,AC=48cm.Duong phan giac AK,tia phan giac cua goc B cat AK ở I.Qua I ke dg thang song song BC cat AB vaAC theo H ở

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cho tam giac ABC vuong tai A,AB=36cm,AC=48cm.Duong phan giac AK,tia phan giac cua goc B cat AK ở I.Qua I ke dg thang song song BC cat AB vaAC theo H ở D va E.a,tinh BK
b tinh AI/AK
c tinh DE

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Sapo 5 years 2021-05-20T15:15:29+00:00 1 Answers 23 views 0

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  1. kiet
    0
    2021-05-20T15:17:12+00:00
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