Mathematics, 22.04.2021 02:40 lulbbyz
3л
Use the unit circle to determine the sine, cosine, and tangent of the angle a
6
a.
sina = -1, cosa = 0, tana = undefined
C.
sind --
COSA =
, tana --1
2
2
b.
d.
sina = 0, cosa = 1, tana = 1
sind =
va
,tanq = -1
2
, COSQ=-
2.
Answers: 2
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Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.
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Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?
Answers: 1
3л
Use the unit circle to determine the sine, cosine, and tangent of the angle a
6
a....
6
a....
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