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Trigonometry

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Cosine for $(2, 5)$

TRIG-YV4NNL

Find the cosine of the angle formed between the positive $x$-axis and the line segment from the origin that contains the point $(2, 5)$.

A

$\cfrac { 5 }{ 2 } $

B

$\cfrac { \sqrt { 29 } }{ 2 } $

C

$\cfrac { \sqrt { 29 } }{ 5 }$

D

$\cfrac { 5\sqrt { 29 } }{ 29 } $

E

$\cfrac { 2\sqrt { 29 } }{ 29 }$