Question

a(0,5),b(0,0),c(3,0) then triangle ABC is​​

Answer 1

Answer:

=½{(x1y2+x2y3+x3y1) -(x2y1+x3y2+x1y3)

=½{0 0 3 0

5 0 0 5}

=½{(0+0+15) -(0+3+0) }

=½{15-(3) }

=½{12}

=6 sq. units

Answer 2

A=(0,5) b=(0,0) c=(3,0)

Ans is acute