PHP Area of Triangle Program - javatpoint
a
rea of Triangle
Area of a triangle is calculated by the following Mathematical formula,
- (base * height) / 2 = Area
Area of Triangle in PHP
Program to calculate area of triangle with base as 10 and height as 15 is shown.
Example:
- <?php
- $base = 10;
- $height = 15;
- echo "area with base $base and height $height= " . ($base * $height) / 2;
- ?>
Output:
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Area of Triangle with Form in PHP
Program to calculate area of triangle by inserting values in the form is shown.
Example:
- <html>
- <body>
- <form method = "post">
- Base: <input type="number" name="base">
- <br><br>
- Height: <input type="number" name="height"><br>
- <input type = "submit" name = "submit" value="Calculate">
- </form>
- </body>
- </html>
- <?php
- if(isset($_POST['submit']))
- {
- $base = $_POST['base'];
- $height = $_POST['height'];
- $area = ($base*$height) / 2;
- echo "The area of a triangle with base as $base and height as $height is $area";
- }
- ?>
Output:
