6. Five mark exercise problem - I

1. Find the area of the quadrilateral whose vertices are at

 

(i) \((-9,-2)\), \((-8,-4)\), \((2,2)\) and \((1,-3)\) \(=\)  \(sq. \ units\).

 

(ii) \((-9,0)\), \((-8,6)\), \((-1,-2)\) and \((-6,-3)\) \(=\)  \(sq. \ units\).

 

2. Find the value of \(k\), if the area of a quadrilateral is \(28 \ sq. \ units\), whose vertices are \((-4,-2)\), \((-3,k)\), \((3,-2)\) and \((2,3)\).

 

Answer:

 

The value of \(k\) is .