If r1 , r2 , and r3 represent rotations from Dn and f 1 , f 2 , and f 3 represent reflections from Dn , determine whether r1 r2
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Multiply each of the numbers by a ten to a power that they both become whole numbers.
0.67 *
= 67
0.3 * = 30
Divide as usual.
67 / 30 = 2
So, the answer is 2 1/3.
0.67 *
0.3 *
Divide as usual.
67 / 30 = 2
So, the answer is 2 1/3.
