Which of the six t-ratios are positive for the angle 240 degree

Question

Which of the six t-ratios are positive for the angle 240 degree

in progress 0
Isabelle 3 weeks 2021-08-19T01:54:55+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-19T01:56:08+00:00

    Step-by-step explanation:

    There is another way, using the trig unit circle.

    sin

    240

    =

    sin

    (

    60

    +

    180

    )

    =

    sin

    60

    =

    s

    q

    r

    3

    2

    (trig table)

    cos

    240

    =

    cos

    (

    60

    +

    180

    )

    =

    cos

    60

    =

    1

    2

    tan

    240

    =

    sin

    240

    cos

    240

    =

    s

    q

    r

    3

    cot

    240

    =

    =

    1

    s

    q

    r

    3

    =

    s

    q

    r

    3

    3

    sec

    240

    =

    1

    sin

    240

    =

    2

    s

    q

    r

    3

    3

    csc

    240

    =

    1

    cos

    240

    =

    2

    0
    2021-08-19T01:56:36+00:00

    Step-by-step explanation:

    this is the answer mark as brilliant

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