Area
of Plane
Figures
P.K. Testing:What do you know about plane figures? What is a square? What is a Rectangle?
Introduction of Area.:-- Area is the Square, rectangle, circle triangle etc.
measurement
of
plane figure like
Formula of area of rectangle:-Length * breath L*b Perimeter of rectangle :2 [l * b] Formula of area of Square:a * a == a2 a = [side
of
square]
Perimeter of square :4 * a = 4a Area of rectangular path [Inside] := area of the outside rectangle – area of the inside rectangle Area
of rectangular path [outside] :=area of outside rectangle – area of inside retable.