Arcs and Arrows in Canvas
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Questions and Answers

What is the direction of 0 degrees in angle measurement?

  • Heads to the right
  • Heads to the left
  • Heads straight up (correct)
  • Heads straight down

    • Which part of the oval is specified by the first 4 values in the Arc function?

  • CenterX and centerY of the arc
  • CenterX, centerY, width, and height of the oval (correct)
  • Start angle and end angle
  • Start angle and sweep angle

    • What is the unit of measurement for angles in this course?

  • Minutes
  • Gradians
  • Radians
  • Degrees (correct)

    • What is the purpose of the startAngle and sweepAngle parameters in the Arc function?

    <p>To control how much of the oval is included in the arc</p> Signup and view all the answers

    What is the direction of increasing angles in this course?

    <p>Clockwise</p> Signup and view all the answers

    What is an arc in the context of Turtle graphics?

    <p>A part of an oval</p> Signup and view all the answers

    What is the purpose of the startAngle in drawing an arc?

    <p>It specifies where to start drawing the arc.</p> Signup and view all the answers

    What is the unit of measurement for the startAngle and sweepAngle?

    <p>Degrees</p> Signup and view all the answers

    What is the result of setting the sweepAngle to 90 degrees?

    <p>The arc forms a quarter of an oval.</p> Signup and view all the answers

    What would happen if you set the startAngle to 180 and the sweepAngle to 90?

    <p>The arc would be drawn downwards.</p> Signup and view all the answers

    What is the purpose of the sweepAngle in drawing an arc?

    <p>It specifies how far to draw the arc.</p> Signup and view all the answers

    What is the result of setting the startAngle to 45 and the sweepAngle to 90?

    <p>The arc forms a quarter of an oval starting from the bottom right.</p> Signup and view all the answers

    What is the diameter of a circle when its radius is 125?

    <p>250</p> Signup and view all the answers

    What do you set to draw an arrow head at the start of a line?

    <p>arrowStart</p> Signup and view all the answers

    What are the start and end angles of the arc in the code Arc(200, 200, 250, 250, 0, 90, fill='navy')?

    <p>0 and 90</p> Signup and view all the answers

    What would you change in the code Arc(200, 200, 250, 250, 0, 90, fill='navy') to draw an arc that is rotated by 90 degrees?

    <p>Add rotateAngle=-90</p> Signup and view all the answers

    Which of the following code will draw an arc that looks the same as Arc(200, 200, 250, 250, 0, 90, fill='navy')?

    <p>Arc(200, 200, 250, 250, 0, 90, fill='navy')</p> Signup and view all the answers

    What is the purpose of the Arc function in Turtle graphics?

    <p>To draw a part of a circle</p> Signup and view all the answers

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