Question

find the
area of triangle PQR with
P (0,0), Q(1,0), R (0,1).​

Answer 1

Answer:

Step-by-step explanation:

area of triangle = 1/2{x1(y2-y3) + x2 (y3-y1) + x3 (y1-y2)}

=1/2{0(0-1)+1(1-0)+0(0-0)}

=1/2{0+1+0}

=1/2(1)

=1/2