Evaluate without using a calculator by using ratios in a reference triangle.
-$\tan \frac { - 7 \pi } { 4 }$
A) $\frac { \sqrt { 3 } } { 3 }$
B) $- 1$
C) $\sqrt { 3 }$
D) 1

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The Answer of Evaluate without using a calculator by using ratios in a reference triangle.
-$\tan \frac { - 7 \pi } { 4 }$
A) $\frac { \sqrt { 3 } } { 3 }$
B) $- 1$
C) $\sqrt { 3 }$
D) 1

Evaluate Without Using a Calculator by Using Ratios in a Reference