Referenced from lesson The Distance Formula

🖼Show image

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), 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). CCbadge Bootstrap:Algebra by the Bootstrap Community is licensed under a Creative Commons 4.0 Unported License. This license does not grant permission to run training or professional development. Offering training or professional development with materials substantially derived from Bootstrap must be approved in writing by a Bootstrap Director. Permissions beyond the scope of this license, such as to run training, may be available by contacting contact@BootstrapWorld.org.