They identify unit squares and determine the area of rectangles using repeated addition. Additionally, they can determine the perimeter of polygons and partition shapes into equal parts. Students at ...

Mathematicians’ Favorite Shapes Hold the Key to Big Mathematical Mysteries ...

The Kakeya set—named for its discoverer Sōichi Kakeya—was complicated by a subsequent mathematician named Abram Samoilovitch ...

The area of each square is 1 cm 2. There are 12 squares contained in this rectangle. The area of the rectangle is 12 cm 2. The area of a rectangle can also be calculated using the following formula.

Jam out to eight tracks in class.