Question

Find the perimeter of triangle OAB such that O(0,0) A(0,3) and B(4,0)

Answer 1

point o at orgin and point A on y-axis and point B on x-axis

so, OAB is a right angle tringle

OA=3

OB=4

OC=

$\sqrt{ {3}^{2} + {4}^{2 } }$

=5

so, perimeter =eOA+OB+OC

=3+4+5

=12