Referenced from lesson The Distance Formula
Word Problem: distance
Directions: Use the Design Recipe to write a function distance, which takes in FOUR inputs: px and py (the x- and y-coordinate of the Player) and cx and cy (the x- and y-coordinates of another character). coordinates of two objects and produces the distance between them in pixels.
Contract and Purpose Statement |
Every contract has three parts…
; ________:____________________________->______
; ______________________________________________________________________________
Examples |
Write some examples, then circle and label what changes…
(EXAMPLE (________ ________)_______________________________________)
(EXAMPLE (________ ___________)__________________________________________)
Definition |
Write the definition, giving variable names to all your input values…
(define (________ ____________)
____________________________________________)
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598). 
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