Use the Cofunction Identities to Find an Angle θ That $\cot 5 \theta = \tan 4 \theta$

Use the cofunction identities to find an angle θ that makes the statement true.
- $\cot 5 \theta = \tan 4 \theta$

A) $\theta = \frac { 17 ^ { \circ } } { 7 }$
B) $\theta = 40 ^ { \circ }$
C) $\theta = \frac { 83 ^ { \circ } } { 7 }$
D) $\theta = 10 ^ { \circ }$

Correct Answer:

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