Use the Given Function Value(s), and Trigonometric Identities (Including the Cofunction

Multiple Choice

Use the given function value(s) , and trigonometric identities (including the cofunction identities) , to find the indicated trigonometric functions.
$\cos \beta = \frac { \sqrt { 5 } } { 4 }$ $\sec \beta \text { and } \sin \left( 90 ^ { \circ } - \beta \right)$

A) $\sec \beta = \frac { 4 \sqrt { 5 } } { 5 }$ and $\sin \left( 90 ^ { \circ } - \beta \right) = \frac { \sqrt { 5 } } { 4 }$
B) $\sec \beta = \sqrt { 5 }$ and $\sin \left( 90 ^ { \circ } - \beta \right) = 4$
C) $\sec \beta = \frac { \sqrt { 5 } } { 4 }$ and $\sin \left( 90 ^ { \circ } - \beta \right) = \frac { \sqrt { 5 } } { 4 }$
D) $\sec \beta = \frac { \sqrt { 5 } } { 4 }$ and $\sin \left( 90 ^ { \circ } - \beta \right) = \frac { 4 \sqrt { 5 } } { 5 }$
E) $\sec \beta = \frac { 4 \sqrt { 5 } } { 5 }$ and $\sin \left( 90 ^ { \circ } - \beta \right) = \frac { 4 \sqrt { 5 } } { 5 }$