Question

14.Plot the points A (1,3), B (1,-1), C(7,-1) and D (7,3) and join the points. Name
the figure and find its area.

Answer 1

Answer:

ABC is an isosceles triangle and lengths of sides AB=BC=

29

units

Now, area of the triangle =

2

1

×base×height=

2

1

×4×5=20squnits (Since, base is distance between A and C and height is the distance between B and the base AC

solution