Question 324562
{{{drawing(300,300,-10,10,-4,16,line(-8,1,7,1),line(-8,1,2,10),line(2,10,7,1),circle(-8,1,.2),circle(7,1,.2),circle(2,10,.2),graph(300,300,-10,10,-4,16,0))}}}
{{{b=7-(-8)=15}}}
{{{h=10-1=9}}}
The area of a triangle is,
{{{A=(1/2)bh}}}
{{{A=(1/2)(15)(9)}}}
{{{A=135/2}}}