kbrirynyrnr7714 kbrirynyrnr7714
  • 28-02-2024
  • Mathematics
contestada

If the sin 30° is one half, then the cos ________° = ________.

a. 60°; 1/2
b. 30°; √2/2
c. 60°; √3/2
d. 30°; 1

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