Which of the six t-ratios are positive for the angle 240 degree
Answers
Answered by
2
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
Answered by
1
Step-by-step explanation:
this is the answer mark as brilliant
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