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Maths
Trigonometry

Starter quiz

  • Which of the following statements is true for these triangles?
    Which of the following statements is true for these triangles?
    • The triangles are similar.  ✓
    • The triangles are not similar.
    • It is not possible to know whether the triangles are similar or not.
  • What is the value of θ for tan(θ) = 1
    • 45ᵒ  ✓
    • 90ᵒ
    • 30ᵒ
    • 0ᵒ
  • What is cos(0ᵒ)?
    • 1  ✓
    • 0
    • undefined
    • 0.5
  • What is sin(30ᵒ)?
    • 1
    • 0
    • undefined
    • 0.5  ✓
  • For sin(xᵒ) = y, which of these statements is true?
    • cos(90 - xᵒ) = y  ✓
    • tan(90 - xᵒ) = y
    • cos(yᵒ) = x
    • tan(yᵒ) = x
  • In a right triangle, if the hypotenuse is 50 cm and a second side is 30 cm, what is the area? (Use a calculator to help you.)
    • 700 cm^2
    • 600 cm^2  ✓
    • 900 cm^2
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