laurenswanda4 laurenswanda4

19-06-2020
Mathematics

contestada

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Select the correct answer from each drop-down menu.

cos(420°) =
sin(450°) =

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

19-06-2020

Answer:

see below

Step-by-step explanation:

cos(420°) = cos 60 = 1/2

sin(450°) = sin 90 = 1

Answer Link

PollyP52 PollyP52

19-06-2020

Answer:

See below in bold.

Step-by-step explanation:

cos (420) = cos (420 - 360)

= cos 60

= 1/2.

sin 450 = sin(450-360)

= sin 90

= 1.

Answer Link

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