Wednesday 8 February 2012

Geometry- 21

Carpenter Rajesh has a circular piece of plywood of diameter 30 feet. He has cut out two disks of diameter 20 feet and 10 feet. What is the diameter of the largest disk that can be cut out from the remaining portion of the plywood piece?
A. >8.00 feet and ≤ 8.20 feet
B. >8.21 feet and ≤ 8.40 feet
C. >8.41 feet and ≤ 8.60 feet
D. >8.61 feet and ≤ 8.80 feet
E. >8.81 feet and ≤ 9.00 feet
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