Phythagoras' Theorem

  • Choose the best answer for each question.
    • 1. In the diagram above, PQR is a right-angled triangle. Which of the following statements is true?
      • A) `@p^2 = q^2 + r^2@`
      • B) `@p^2 = q^2 - r^2@`
      • C) `@q^2 = p^2 + r^2@`
      • D) `@r^2 = p^2 + q^2@`
    • 2. In the diagram above, PQRS is a trapezium and PQT is a right-angled triangle. The area, in `@cm^2@`, of the shaded region is
      • A) 35
      • B) 36
      • C) 45
      • D) 29
    • 3. In the diagram above, PQR is a straight line. Calculate the length, in cm, of PS.
      • A) 12
      • B) 30
      • C) 32
      • D) 34
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