Question

11. Find the area and perimeter of the following composite figures.
b)
11 cm
a)
3 cm
4 cm
4 cm
10 cm​

Answer 1

Answer:

Step-by-step explanation:

For figure (i) there are 11 small square and area of each small square is 1 sq cm.

Area of the given figure =(11×1)cm  

2

=11 cm  

2

 

Perimeter of the given figure =(18×1)cm=18 cm

For figure (ii) there are 13 and area of each small square is 1 sq cm.

Area of the given figure =(13×1)cm  

2

=13 cm  

2

 

Perimeter of the given figure =(28×1)cm=28 cm

For figure (iii) there are 13 and area of each small square is 1 sq cm.

Area of the given figure =(13×1)cm  

2

=13 cm  

2

 

Perimeter of the given figure =(28×1)cm=28 cm.