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

## Answers ( )

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

Step-by-step explanation:this is the answer mark as brilliant