Question

How to find area of isosceles triangle in PHP

Answer 1

$a = 5; // length of two equal sides
$base = 8;
    
$area = (1 / 2.0) * $base * sqrt(($a * $a) - (($base * $base) / 4));
         
echo "Area of Isosceles Triangle = " . $area;

 
 
  
    
/*
run:
    
Area of Isosceles Triangle = 12
    
*/

 

70+ SQL courses for beginners and professionals

Answer 2

$h = 3;
$base = 8;
    
$area = (1 / 2.0) * $base * $h;
         
echo "Area of Isosceles Triangle = " . $area;

 
 
  
    
/*
run:
    
Area of Isosceles Triangle = 12
    
*/

 

70+ SQL courses for beginners and professionals