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Mathematics
Mathematics
Problem
Find the coordinates of the point on the unit circle corresponding to
θ
=
90
∘
θ = 90^{\circ}
θ
=
9
0
∘
. a)
(
1
,
0
)
(1,0)
(
1
,
0
)
b)
(
2
2
,
2
2
)
\left(\dfrac{\sqrt{2}}{2},\dfrac{\sqrt{2}}{2}\right)
(
2
2
,
2
2
)
c)
(
0
,
1
)
(0,1)
(
0
,
1
)
d)
(
0
,
−
1
)
(0,-1)
(
0
,
−
1
)
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