Question

The side of a square flower bed is 1m 80cm it is enlarged by digging a strip 20cm wide all around it find 1.the area of the enlarged flower bed 2.the increase in area of the flowers bed

Answer 1

Side of the square flower bed = 1m 80cm
                                                = 180cm
So, side of the strip = 180 + 20 + 20
                                = 220cm
Area of the total flower bed = 220 x 220 
                                            = 48400 square cm
                                            = 484 square metre ( ans )

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