Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. The exact value of cos(30) cos (30) is √3 2 3 2. The result can be shown in multiple forms. …

Cos 330 degrees is the value of cosine trigonometric function for an angle equal to 330 degrees. Understand methods to find the value of cos 330 degrees with examples and FAQs.

Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history, geography, …

Write cos (33 0 ∘) as cos (18 0 ∘ + 15 0 ∘) = cos (18 0 ∘ + 15 0 ∘) Use the Angle Sum identity: cos ( s + t ) = cos ( s ) cos ( t ) − sin ( s ) sin ( t ) = cos ( 18 0 ∘ ) cos ( 15 0 ∘ ) − sin ( 18 0 ∘ ) sin ( …

Use our cos (x) calculator to find the cosine of 330 degrees - cos (330 °) - or the cosine of any angle in degrees and in radians.

Feb 26, 2017 · The cos of 330 degrees is √(3)/2, the same as cos of 330 degrees in radians. To obtain 330 degrees in radian multiply 330° by $\pi$ / 180° = 11/6 $\pi$. Cos 330degrees = cos …

$$ 330^0 = 360^0 - 30^0 $$ so $$ cos (330^0) = cos ( 360^0 -30^0 ) = cos ( 360^0) cos (30^0) + sin (360^0 ) sin ( 30^0) $$ The cosine, sine, tangent and secant of $$ 360^0 $$ equal the …

Jan 15, 2025 · To find the exact value of cos (330°) using reference angles, follow these simple steps: Understand Reference Angles: A reference angle is the smallest angle a given angle …

Oct 4, 2024 · To find the value of cos(330°), we can use the fact that 330° is in the fourth quadrant of the unit circle. The reference angle for 330° is calculated as follows: Reference angle = 360° …

The exact value of cos(30) cos ( 30) is √3 2 3 2. The result can be shown in multiple forms. 0.86602540… 0.86602540 … Free math problem solver answers your algebra, geometry, …