## Geometric Concepts

**What do I need to know about angles and polygons, inside and out?**

** 2-D or not 2-D? Cover and surround or fill and wrap?**

*During this unit you will learn how to or learn about the following:*

- Line and angle relationships
- Pythagorean Theorem (including on the coordinate grid)
- Area and perimeter of compound figures composed of triangles, quadrilaterals and circles
- Surface area and volume of rectangular prisms
- Transformations (emphasis on dilations)

**March 31st Activities:**

**Activity # 1: Everything about Perimeter and Area**

http://www.bgfl.org/bgfl/custom/resources_ftp/client_ftp/ks2/maths/perimeter_and_area/index.html

For this activity: Read through the directions on perimeter. Try all of the problems in all three levels.

**If you have headphones:**

First listen to cheesy video on circles: http://www.youtube.com/watch?v=Z0dlK16I60kHYPERLINK “http://www.youtube.com/watch?v=Z0dlK16I60k&NR=1″&HYPERLINK “http://www.youtube.com/watch?v=Z0dlK16I60k&NR=1″NR=1

Then complete Activity # 2: Basketball Geometry

http://www.infoplease.com/math/knowledgebox/player.html?movie=sfw41551

For this activity: Listen to the lesson and play the game

**If you don’t have headphones: **

First watch quick video and read along** **– you can pause if it goes too fast.

http://www.youtube.com/watch?v=DLP9KvUR1Kg

Then complete Activity # 2: Online quiz using C = pd or C = 2pr

http://www.algebra4children.com/circumference-of-circle.html

For this activity: Scroll down, click start and take quiz

**Activity # 3: Rags to Riches Game**

http://www.quia.com/rr/69289.html

For this activity: Answer each question, use the hints as little as possible. Try to get to $1 million.