figura

	<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>Figuras geométricas</title>
		<meta name="viewport" content="width=device-width, initial-scale=1">
	</head>
	<body>
		<form action="tratamientoDatos.php" method="post">
			<input type="radio" name="figura" value="circulo" checked>Circulo<br/>
			<input type="radio" name="figura" value="cuadrado">Cuadrado<br/>
			<input type="radio" name="figura" value="triangulo">Triangulo<br/>
			<br/>
			<label for="radio">Radio</label>
			<input type="number" id="radio" name="radio" />
			<br/>
			<label for="lado">Lado</label>
			<input type="number" id="lado" name="lado" />
			<br/>
			<label for="base">Base</label>
			<input type="number" id="base" name="base" />
			<br/>
			<label for="altura">Altura</label>
			<input type="number" id="altura" name="altura" />
			<br/>
			<input type="submit">

		</form>
	</body>
</html>