### Math and Area and perimeter

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How to solve question 20??

(Area and perimeter) a verandah of width 2.25m is constructed all along outside a room which is 5.5m long and 4m wide. Find :

(a) the area of verandah

(b) the cost of cementing the floor of the verandah at the rate of $200 per m square.

(a) the area of verandah

(b) the cost of cementing the floor of the verandah at the rate of $200 per m square.

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