Referenced from lesson Restating the Problem

Directions: Write a function lawn-area that takes in the length and width of a rectangular lawn and returns its area.

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 (_________ _____________)

__________________)

Directions: Write a function rect-perimeter that takes in the length and width of a rectangle and returns the perimeter of that rectangle.

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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