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Trigonometria

bebellamsousa 3 questions

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Questions in this quiz (3)

  1. 1sen 45° = [blank_start]√2/2[blank_end]
    1. A√2/2
  2. 2Qual o valor do sen 90°?
    1. A1
    2. B-1
    3. C0
    4. D1/2
    5. E√3/2
  3. 3Qual das seguintes relações é verdadeira?
    1. Asen(90+x) = cos(x)
    2. Bsen(180+x) = -sen(x)
    3. Ccos(270+x) = sen(x)
    4. Dtg 180° = 0
    5. Etg 90° não existe

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Quiz on Trigonometria, created by bebellamsousa on 26/08/2018.
Language
Português
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