Ta có: BH-HC=5(gt)
mà BH+CH=15
nên 2BH=20
hay BH=10
Suy ra: HC=5
\(\Leftrightarrow AH=\sqrt{10\cdot5}=5\sqrt{2}\left(cm\right)\)
\(\Leftrightarrow AB=\sqrt{\left(5\sqrt{2}\right)^2+10^2}=5\sqrt{6}\left(cm\right)\)
\(\Leftrightarrow AC=\sqrt{15^2-150}=5\sqrt{3}\left(cm\right)\)