## 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

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

1. 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

2. Step-by-step explanation:

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