we
ker
ectangle is
e square is
flooring tile has the shape of a parallelogram whose bas
responding height is 10 cm. How many such tiles are required to
* many such tiles are required to cover a floor of arca
1080 m 2 (If required, you can split the tiles in whatever way you want to
en whatever way you want to fill up the comens)
Area of the floor = 1080 m
Area of one tile = 24 cm x 10 cm
= 240 cm
= 0.024 m
Number of tiles required to cover the floor =
Area of the floor
Area of one tile
1080
0.024
1080, 1000
= 45000
EXERCISE 11.1
A rectangular field is 45 m long. Its breadth is 15 m less than its length. Find the cost of fu)
levelling it at the rate of 5 per square metre, and (b) fencing at the rate of 7 7 per metre.
How long will a girl take to walk round the boundary of a square field of area 9 hectares at the
rate of 6 km/hr? (1 hectare = 10000 sqm)
3. If the perimeter of a triangular field is 144 m and ratio of the sides is 3: 4: 5. find the area of
the field.
A cloth of 5 m length and 75 cm width is to be bordered with lace 6 cm wide. Find the cost of
putting the border at the rate of 0.50 per sq cm.
of 780 tiles Fach tile is in the shape of a
Answers
Answered by
1
Answer:
its too big solve someone
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