Question

Find the area of a triangular region whose base is 90 my long and the corresponding altitude is 40m long

Answer 1

area =1/2*b*h
area =1/2*90*40
=90*20
=1800

Answer 2

https://hi-static.z-dn.net/files/d18/306101cd5bdde88577e4b2d846da14f3.jpg