EJERCICIO 18

1.- CALCULAR EL AREA DEL CIRCULO EN GAMBAS

' Gambas class file

PUBLIC SUB _new()

END

PUBLIC SUB Form_Open()

END

PUBLIC SUB Button3_Click()

QUIT

END

PUBLIC SUB Button2_Click()

TextBox1.Text =””

TextBox2.Text =””

END

PUBLIC SUB Button1_Click()

TextBox2.Text = 3.14*(TextBox1.Text)^2

END