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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?

To control how much of the oval is included in the arc (B) Signup and view all the answers

What is the direction of increasing angles in this course?

Clockwise (C) Signup and view all the answers

What is an arc in the context of Turtle graphics?

A part of an oval (B) Signup and view all the answers

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

It specifies where to start drawing the arc. (A) Signup and view all the answers

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

Degrees (A) Signup and view all the answers

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

The arc forms a quarter of an oval. (C) Signup and view all the answers

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

The arc would be drawn downwards. (B) Signup and view all the answers

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

It specifies how far to draw the arc. (A) Signup and view all the answers

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

The arc forms a quarter of an oval starting from the bottom right. (C) Signup and view all the answers

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

250 (C) Signup and view all the answers

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

arrowStart (D) 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')?

0 and 90 (C) 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?

Add rotateAngle=-90 (B) 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')?

Arc(200, 200, 250, 250, 0, 90, fill='navy') (D) Signup and view all the answers

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

To draw a part of a circle (A) Signup and view all the answers

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