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 $\left( -10,15 \right)$, $\left( -10,-10 \right)$ and $\left( 10,-20 \right)$. Find the area of triangle $ABC$. $ABCD$ is a parallelogram. Find the coordinates of the point $D$. $ABCE$ is a trapezium with $AB$ parallel to $CE$. The area of the trapezium is $650$ units$^{2}$. Find the coordinates of the point $E$.

Accepted Answer

(a) $250\text{ units}^2$ (b) $D=(10,5)$ (c) $E=(10,20)$

Advanced coordinate geometry: Using Coordinate Geometry to Find Missing Points

Advanced coordinate geometry: Using Coordinate Geometry to Find Missing Points

Video Solution:

Solution:

Solution locked