find the area using the methods of determining area of rectangle and square
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Answer:
10cm
Step-by-step explanation:
Area of rectangle = Length x Width
Therefore the areas of different floor is:
1st floor = 1cm x 4cm
2nd floor = 1cm x 3cm
3rd floor = 1cm x 2cm
4 floor = 1cm x 1cm
is equal to 4cm, 3cm, 2cm and 1cm
Therefore the answer is:
4cm + 3cm + 2cm +1cm = 10cm
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