Q-6 Solve the following problems.
1) Perimeter of a square is 20 cm, then what will be the area of that
square.
2) A gate having dimensions 2 m X 1 m is in the wall of 3 m X 5 m. If
the cost of colouring is Rs. 100 per m2
, find the total cost of colouring
the wall.
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Answer:
Step-by-step explanation:
1) perimeter=4x=20
x=5
hence area =5*5 =25 cm^2
2) area of colouring = 3x5-2x1=13m^2
cost= 13 x 100= 1300 rupees
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