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Bonjour est ce que quelqu’un peut m’aider pour cette exercice svo je ne comprends pas, merci

Triangle et orthocentre
ABC est un triangle. (AA'], [BB'] et (CC') sont
les hauteurs de ce triangle et se coupent
en H.
a. Démontre que les triangles HA'C et HAC'
d'une part et HB'C et HBC' d'autre part
sont semblables.
b. Déduis-en HA X HA' = HB X HB'=HC X HC'

c. Démontre que les triangles ACC' et ABB'
sont de même forme ainsi que les triangles
AHC' et AA'B.
d. Écris les égalités correspondantes.

Sagot :

Vandaryhemidn

Answer:

you can do that was prank to do on your statement is true about the earth is the lord's prayer in the bible does Jesus

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