1. 
A visitor from the planet Smorp comes to your class and gives a presentation on mathematics. He says that on his planet the relationship between the circumference and the diameter of a circle is represented by a special number they call “squidge." What is the name given to this special number on planet earth?


2. 
What is the perimeter of the star shown in the following illustration? All the side lengths are equal (7.6 feet).


3. 
Natalie has designed a small oval racetrack for her remote control car. Her design is shown in the following figure. She has two curves, each of which is half of a circle. She also has two straightaways that she wants to connect to the circles. The curves are on a radius of twentyone inches and the straightaways are fortynine inches long. What is the total distance around the track? Round your answer to the nearest whole inch.


4. 
You are presented with a gold plated hulahoop. The presenter tells you that it is worth about $79.55 per inch of length. If the diameter of the hulahoop is thirty inches, how much is it worth?


5. 
* This is a premade sheet. Use the link at the top of the page for a printable page. 

6. 
Mr. Brown needs to buy some fencing for his garden (too many rabbits have been getting in and eating the vegetables). If his garden is eighteen meters by thirtyone meters and is in the shape of a rectangle, what length of fence does he need to build?

