Solutions to this question by accurate drawing will not be accepted. $A$, $B$ and $C$ are the

Question

Solutions to this question by accurate drawing will not be accepted. $A$, $B$ and $C$ are the points $(20, 15)$, $(-35, -20)$ and $(-20, 15)$. Find the area of triangle $ABC$. $ABCD$ is a parallelogram, find the coordinates of $D$. $ACBE$ is a trapezium with $AC$ parallel to $BE$. The area of the trapezium is $1750$ units$^2$. Find the coordinates of point $E$.

Accepted Answer

(a) $700$ units$^2$; (b) $D=(35,50)$; (c) $E=(25,-20)$.

Coordinate Geometry - Area of Rectilinear Figures

Coordinate Geometry - Area of Rectilinear Figures

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