lyshawnblackman lyshawnblackman

27-04-2022
Mathematics

contestada

Evaluate cos 300' without using a calculator,
2
O A. 1 /
O B. 1
о
c
va

Respuesta :

devishri1977 devishri1977

27-04-2022

Answer:

[tex]Cos \ 300 = \dfrac{1}{2}[/tex]

Step-by-step explanation:

[tex]\sf \boxed{Cos \ (2\pi - \theta) = Cos \ \theta}[/tex]

Cos 300 = Cos ( 360 - 60)

= Cos 60

[tex]\sf = \dfrac{1}{2}[/tex]

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