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Fie punctele A,B,C,D,E coliniare in acesta ordine.Se cunosc AB=2cm BC=25 mm DE=25mm AE=90mm. Determinați AC,AD,BD,CD,CE.

Răspuns :

Alexandrahazu
AC=AB+BC=2CM+2,5CM=4,5CM
AD=AE-DE=9CM-2,5CM=6,5CM
BD=AD-AB=6,5CM-2CM=4,5CM
CD=BD-BC=4,5CM-2,5CM=2CM
CE=AE-AC=9CM-4,5CM=4,5CM

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