?

Trigonometry

Free Version

Upgrade subject to access all content

Easy

Finding the $sin ({ 30 }^{ o }$)

TRIG-RUJLEE

What is the $sin ({ 30 }^{ o }$)?

A

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

B

$\cfrac { -\sqrt { 2 } }{ 2 } $

C

$\cfrac { \sqrt { 3 } }{ 2 } $

D

$\cfrac { -\sqrt { 3 } }{ 2 } $

E

$\cfrac { 1 }{ 2 } $

F

$\cfrac { -1 }{ 2 } $