document.write( "Question 414082: What is the area of a 10 ft by 30 ft rectangle? How is it calculated? \n" ); document.write( "
\n" ); document.write( "Hi\n" ); document.write( "Note: A(rectangle) = l*w\n" ); document.write( " area of a 10 ft by 30 ft rectangle = 10ft*30ft = 300 ft^2