7.ABC is a triangle. A circle touches sides AB and AC produced and sid

1.	7.ABC is a triangle. A circle touches sides AB and AC produced and side BC at X, Y and Z respectively.Show that AXperimeter of AABC.perim-2
Answer» AX=AYBX=BZCY=CZnowper of triangle ABC =ab+bc+ac=ab+(bz+zc)+ac=ab+bx+ac+cy=ax+ay=2axper of triangle ABC =2AXtherefore1/2perimeter of triangle =AX please put the fig

7.ABC is a triangle. A circle touches sides AB and AC produced and side BC at X, Y and Z respectively.Show that AXperimeter of AABC.perim-2

Answer»

AX=AYBX=BZCY=CZnowper of triangle ABC =ab+bc+ac=ab+(bz+zc)+ac=ab+bx+ac+cy=ax+ay=2axper of triangle ABC =2AXtherefore1/2perimeter of triangle =AX

please put the fig