options: Measure areas by counting unit squares (square cm, square m, square in, square ft, and improvised units).

Relate area to the operations of multiplication and addition.

Recognize area as an attribute of plane figures and understand concepts of area measurement.
problem_activity: Problem 1
Veronica is making a poster for science class.
[IMG]
What is the total area, in square feet, of the poster?
Problem 2
Setsuko is redoing a room and wants to put wallpaper on a wall that has a window. The wall with the window, shaded, are shown in the diagram below.
[IMG]
How many square feet of wallpaper will Setsuko use on the wall?


correct_option_index: 1