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							63 lines
						
					
					
						
							1.5 KiB
						
					
					
				
			
		
		
	
	
							63 lines
						
					
					
						
							1.5 KiB
						
					
					
				<?php
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    abstract class forme
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    {
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        abstract function surface();
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        abstract function perimetre();
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    }
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    class rectangle extends forme 
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    {
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        protected $longeur;
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        protected $largeur;
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        function __construct($longeur, $largeur)
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        {
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            $this->longeur = $longeur;
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            $this->largeur = $largeur;
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        }
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        function surface() 
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        {
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            return $this->longeur * $this->largeur;
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        }
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        function perimetre()
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        {
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            return 2 * $this->longeur + 2 * $this->largeur;
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        }
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    }
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    class triangle_rectangle extends forme 
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    {
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        protected $hauteur;
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        protected $base;
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        function __construct($h, $b)
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        {
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            $this->hauteur = $h;
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            $this->base = $b;
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        }
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        function hypothenuse()
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        {
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            return sqrt($this->hauteur*$this->hauteur + $this->base*$this->base);
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        }
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        function surface() 
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        {
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            return ($this->hauteur * $this->base) / 2; 
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        }
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        function perimetre()
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        {
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            return $this->hauteur + $this->base + $this->hypothenuse();
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        }
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    }
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    $triangle_rectangle = new triangle_rectangle(4,3);
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    echo ". Un triangle rectangle de 4 par 3 a un périmètre de ";
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    echo $triangle_rectangle->perimetre();
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    echo " une hypothénuse de ";
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    echo $triangle_rectangle->hypothenuse();
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    echo " et une surface de ";
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    echo $triangle_rectangle->surface(); |