求助GWD-1-7数学

wangwei8581

Q7:

A circular mat with diameter 20 inches is placed on a square tabletop, each of whose sides is 24 inches long.  Which of the following is closest to the fraction of the tabletop covered by the mat?

 

A.      5/12

B.      2/5

C.      1/2

D.     3/4

E.      5/6

wangwei8581

不用了，呵呵

carriexu

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