# Road

The angle of a straight road is approximately 12 degrees. Determine the percentage of this road.

Result

p =  21.3 %

#### Solution:

$\tan(12^\circ ) = a/b \ \\ p = 100 \ a/b \ \\ p = 100 \cdot \ \tan( 12^\circ ) \doteq 21.2557 = 21.3 \%$

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