Question

Fie un triunghi ABC dreptunghic in B. Calculati lungimea medianei BM, daca :
a)AC= 10 cm b)AM= 8cm c) BM+AC=12 CM

Answer 1

In,toate,cazurile,se,foloseste,teorema,medianei,intr-un,triunghi,dreptunghic,care,spune,ca,mediana,corespunzatoare,ipotenuzei,este,jumatate,din,ipotenuza.

a)BM=AC/2=>BM=5cm
b)AM=8=>MC=8=>AC=16cm=>BM=AC/2=>BM=8cm
c)BM+AC=12cm,dar,BM=AC/2=>AC/2+AC=12=>AC=8cm=>BM=4cm