Referenced from lesson Defining Functions (Spring, 2021)

gt

Directions: Define a function called gt, which makes solid green triangles of whatever size we want.

Contract and Purpose Statement

Every contract has three parts…​

; gt: Number->Image

; Consumes a size, and produces a solid green triangle of that size.

Examples

Write some examples, then circle and label what changes…​

(EXAMPLE (gt 10)_(triangle 10 "solid" "green"))

(EXAMPLE (gt 20)_(triangle 20 "solid" "green"))

Definition

Write the definition, giving variable names to all your input values…​

(define (gt size)

__(triangle size "solid" "green"))

bc

Directions: Define a function called bc, which makes solid blue circles of whatever radius we want.

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 (__ _______)

________________________________)

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