Lines and Angles II

  • For each question, choose the suitable answer. You may use a non-programmable scientific calculator.
    • 1. In diagram above, PQRS is a straigth line. Find the value of <i>x</i>.
      • A) 50°
      • B) 60&deg;
      • C) 70&deg;
      • D) 75&deg;
    • 2. In the diagram, PQR is a straigth line. Find the value of <i>x</i>.
      • A) 55&deg;
      • B) 65&deg;
      • C) 70&deg;
      • D) 75&deg;
    • 3. In the diagram, find the value of <i>y</i>.
      • A) 255&deg;
      • B) 245&deg;
      • C) 235&deg;
      • D) 225&deg;
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