In a church, a pattern in the shaper of a sector is made by putting tiles together. The length of the sector is 6/5π m and the angle of the sector is 108 degrees. Find the radius of the sector.
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Answer:
Correct option is
D
45000
Given,
l=24cm (of a tile)
b=10cm (of a tile )
Area of a tile (in parallelogram shape) =l×bcm
2
=24×10
=240cm
2
Total floor area =1080m
2
10000cm
2
= 1m
2
Required number of tiles to cover the floor area =
240
1080×10000
=45000
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