Find the area of a rectangle using an array

Find the area of a rectangle using an array

In this lesson, you will learn to find the area of a rectangle by using an array.

ADDITIONAL MATERIALS

STANDARDS

CCSS.3.MD.C.7.a Find the area of a rectangle with whole-number side lengths by tiling it, and show that the area is the same as would be found by multiplying the side lengths.

TEKS.4.5.D solve problems related to perimeter and area of rectangles where dimensions are whole numbers.

TEKS.3.6.C determine the area of rectangles with whole number side lengths in problems using multiplication related to the number of rows times the number of unit squares in each row;

IN.3.M.5 Find the area of a rectangle with whole-number side lengths by modeling with unit squares, and show that the area is the same as would be found by multiplying the side lengths. Identify and draw rectangles with the same perimeter and different areas or with the same area and different perimeters.

VA.MG.3.8.b count the number of square units needed to cover a given surface in order to determine its area.

[itzfinn]

And this vid was posted 2 months ago :)