Question

Q7
Show that four
Q8
Show that the points (-3,2).(-5,-5),(2, -3) and (4,
rhombus.
09.
If area of triangle formed by vertices (2,10).(10,3).(-1,k) is 805 sq. units, find k.
Q10. Prove that the points (1,-1),(-2,4) and (4,-6) do not form a triangle
Q11. Find the area of quadrilaterals, the coordinates of whose vertices are
(-3,2),(5,4),(7-6).(-5,-4)
II. (1,2),(6,2),(5,3),(3.4)
1
TWORK​

Answer 1

Q7

Show that four

Q8

Show that the points (-3,2).(-5,-5),(2, -3) and (4,

rhombus.

09.

If area of triangle formed by vertices (2,10).(10,3).(-1,k) is 805 sq. units, find k.

Q10. Prove that the points (1,-1),(-2,4) and (4,-6) do not form a triangle

Q11. Find the area of quadrilaterals, the coordinates of whose vertices are

(-3,2),(5,4),(7-6).(-5,-4)

II. (1,2),(6,2),(5,3),(3.4)

1

TWORK