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Subject :IMO    Class : Class 1

The given figure is made up of identical squares. The total area of the figure is 576 cm2. What is the perimeter of the figure?


A 320 cm
B 160 cm
C 240 cm
D 200 cm


Ans 1:

Class : Class 5

Ans 2:

Class : Class 5

Ans 3:

Class : Class 5

Ans 4:

Class : Class 8
Number of squares in given figure = 9 Area of 9 squares = 576 cm 2 Area of 1 square = 576 ÷ 9 = 64 cm2 = 8 cm × 8 cm ∴ Side of 1 square = 8 cm ∴ Perimeter of the given figure = 20 × 8 cm = 160 cmSo the correct answer is B

Ans 5:

Class : Class 5

Ans 6:

Class : Class 6

Ans 7:

Class : Class 5

Ans 8:

Class : Class 6
How did 20 came? Please explain.

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