Mathematics, 23.09.2020 16:01 moniquejg1800

Intru-nu triunghi dreptunghic ABC, m(A)=90 se ia un punct oarecare M e [BC] si se duc ME perpendicular pe AB, E e (AB) si MF perpendicular pe AC, F e (AC).Fie N=sim lui M fata de E. Aratati ca: a)punctele P, A,N sunt coliniare; b)triunghiul PMN este dreptunghic

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Intru-nu triunghi dreptunghic ABC, m(A)=90 se ia un punct oarecare M e [BC] si se duc ME perpendicul...

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