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15       1000000
14       500000
13       250000
12       125000
11       64000
10       32000
9       16000
8       8000
7       4000
6       2000
5       1000
4       500
3       300
2       200
1       100
An angle that measures less than 90o is called ____.
A.   acute B.   obtuse
C.   right D.   straight