KA Intro to JS: Drawing Basics

Which of these lines of JS code are syntactically correct?

• rect(100, 100, 50, 50);
• rect[100, 100, 50, 50];
• rect(100 100 50 50);
• rect(100, 100, 50, 50):

Which of these lines of JS code are syntactically correct?

• ellipse(100; 100; 50; 50);
• ellipse(100 100 50 50);
• ellipse  (100, 100, 50, 50)
• ellipse(100, 100, 50, 50);

In the  Khan Academy programming environment, where is the point (0, 0)?

• upper left corner
• center
• upper right corner
• lower left corner

How many parameters should you pass to the line() function?

• 1
• 2
• 4
• 6

Which of these function calls draws a perfect circle?

• ellipse(100, 100, 200, 50);
• ellipse(50, 200, 100, 100);
• ellipse(50, 100, 100, 200);
• ellipse(100, 50, 200, 100);

For the line() function, what numbers should you pass to the third and fourth parameters?

• The width and height of the line
• The end x position and end y position of the line
• The amount to rotate and skew the line
• Your 2 favorite numbers in the world

Which of these function calls draws a square?

• rect(100, 100, 75, 60);
• rect(75, 60, 100, 100);
• rect(100, 60, 75, 100);
• rect(60, 100, 100, 75);