Question 4 (4 points) (07.01 MC) If the sin 30° is 1 over 2, then the cos ____° = _____. (4 points) a 60° ; 1

Question

Question 4 (4 points)
(07.01 MC)
If the sin 30° is 1 over 2, then the cos ____° = _____. (4 points)

a
60° ; 1 over 2

b
30° ; square root 2 over 2

c
60° ; square root 3 over 2

d
30° ; 1

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Bơ 5 years 2021-08-19T18:39:21+00:00 2 Answers 28 views 0

Answers ( )

  1. thuthao
    0
    2021-08-19T18:40:53+00:00
    Reply

    Answer: 1 over 2

    Step-by-step explanation:

  2. quangkhai
    0
    2021-08-19T18:41:15+00:00
    Reply

    Answer:привет, я хотел бы помочь вам в школе, вы бы начали объяснять фуртур, и я помогу вам

    Step-by-step explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )