# record 1: header: parent, keywords
# record 2: calling parameters
# record 3: submit buttons
# record 4: html form content

:geometry, elementary geometry, euclidean geometry
triangle, area, altitude, angle, radius, incircle, circumcircle

:precision, 12
operation, triangle with given sides
size, 600x480

:, Calculate

:
 $submit1
 the triangle with given sides:
 <input type="text" size="20" name="formula" value="4, 5, 6">
