Staircase

Drawing a Staircase

3 points possible (graded)

Below is a script that draws a staircase.

 Which block determines how long each stair is?

unanswered

Which block determines how many stairs there are?

unanswered

What is the total length of the staircase (shown by the red arrow), in steps? (Note: In this case, “steps” refers to the units of distance in Scratch, not the number of unique stairs created in the drawing.)

  unanswered

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Scaling Staircases

6 points possible (graded)

What numbers should go in the blanks in these scripts so that they make staircases with the same length as the staircase above?

Script A

  unanswered

Script B

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How many stairs are there in the staircase drawn by Script A?

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How many stairs are there in the staircase drawn by Script B?

  unanswered

How many units wide are the stairs in the staircase drawn by Script A?

  unanswered

How many units wide are the stairs in the staircase drawn by Script B?

  unanswered

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Matching Perimeters

5 points possible (graded)

Fill in the blanks in Scripts B, C, and D below so that they draw shapes with the same perimeter as Script A and only turn 360 degrees total. Remember, perimeter is the number of steps on each side of a shape, so Script A has a perimeter of 320 steps.

Script A

Script B


What number goes in

?

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Script C


What number goes in

?

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What number goes in

?

  unanswered

Script D


What number goes in

?

  unanswered

What number goes in

?

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