February 1, 2012

Battleship Numberline Game
Area and Perimeter
Area and a Perimeter Video (Math Playground)

How to find the Area and Perimeter of irregular shapes.

cut out 7 rectangles, then cut 6 the rectangles in half diagonally.

then create shapes that have the same area as the 7th rectangle

Videos and Formulas for finding the area of:

Area of a Trapezoid A = (base1+base2) x height

                                                        2

Area of a Triangle A = 1/2base x height

Area of a Parallelogram A = base x height

Homework:

pg 509  #2 pg 547 a and b

Read Beckmann Hardcover pp 481-483 and 555-557