Question
A furniture maker is building a bookshelf she needs to cut rectangular pieces of wood to a length of 5/12 foot and a width of 2/3 foot what is the area of a piece of wood that size
Answers
Ms. Sue
To find the area, what do you do with these two numbers?
Jenny
Multiple
Damon
yes, multiply
Jenny
Damon how do we know that we are multiple?? And not divide
Jen
When calculating area, you always multiply. Area= Length X Width.
Ms. Sue
Jenny, please study this site about area.
http://www.mathsisfun.com/geometry/rectangle.html
http://www.mathsisfun.com/geometry/rectangle.html
Damon
Because to find the area of a rectangle you multiply the length by the width.
To figure out why, draw a picture 10 inches by 5 inches and divide it up into columns one inch wide and rows inch high.
To figure out why, draw a picture 10 inches by 5 inches and divide it up into columns one inch wide and rows inch high.
Damon
Then count the number of one inch by one inch square boxes.
You will get 50 of them, 5 times 10 :)
You will get 50 of them, 5 times 10 :)