Find the value of a. 9.756 – 6.28 b. 0.007 + 8.5 +30.08
A floor is 5 m long and 4 m wide. A square carpet of sides 3 m is laid on the floor. Find the area of the floor that is not carpeted.
do dis for 20 points
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- Length of floor = 5 m and breadth of floor = 4 m
- Area of floor = length x breadth
- = 5 m x 4 m = 20 m.sq
- Now, Side of square carpet = 3 m
- Area of square carpet = side x side = 3 x 3 = 9 m.sq
Area of floor that is not carpeted = 20 m – 9 m = 11 m.sq
- a. 3.296
- b. 38.587
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