Using the method of determining distances in parallel, determine the distance between Smolensk

Using the method of determining distances in parallel, determine the distance between Smolensk and Chelyabinsk from west to east using a parallel of 55 ° C. W

decision
1) 32 east and 61 east long .;
2) 61 -32 = 29;
3) 29 * 111.13 = 3222.77

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