std 8 chapter 15 Area

1. AREA
Std 8
Chapter 15
Manjiri Sawant
48

2. AREA
▣ Area definition: The area can be defined as the
space occupied by a shape or the surface of an
object..
▣ If sides of closed polygon are given in the units
cm, m, km then their areas are in the units sq
cm, sq m and sq km respectively; because the
area is measured by squares.

3. AREA OF TRIANGLE
AREA OF RIGHT ANGLE
TRIANGLE

4. AREA OF SQUARE AREA OF RECTANGLE

6. Working Of Parallelogram

7. PROBLEMS

8. If base of a parallelogram is 18 cm and its height
is 11 cm, find its area
Area of Parallelogram=base*height
=18*11
=198 sq cm 18
Area of Parallelogram is 198 sq cm
11

9. Home Work
▣ If area of a parallelogram is 29.6 sq cm and its
base is 8 cm, find its height.
▣ Area of a parallelogram is 83.2 sq cm. If its
height is 6.4 cm, find the length

10. THANK YOU