
Directions: Read carefully. Answers use π= 3.141592654, the full calculator entry on the TI series, and are rounded to the designated instructions.
1. 
The diameter of a circular hula hoop is 36 inches. Find the circumference of the hoop to the nearest tenth of an inch.
Choose:



2. 
A circle has a circumference of 24 π.
a) What is the radius of the circle?
Choose:
b) What is the area of the circle?
Choose:



3. 
Skeeter's performance for the talent show will be jumping through a hoop. Skeeter requires a width of 18 inches so his ears to not hit the hoop. Will a hoop with an inner circumference of 39.8 inches be large enough for Skeeter's performance?
Choose:



4. 
The center of a circle is located at (5,4). The circle passes through the point (8,4).
a) Find the circumference of the circle in terms of π.
Choose:
b) Find the area of the circle in terms of π.
Choose:



5. 
A large pizza has a circumference of 72.5 inches. Which of the perimeters listed below could belong to the smallest square box capable of holding a large pizza?
Choose:



6. 
Jason and Snoopy run 3 laps around a circular track with a diameter of 85 feet. To the nearest foot, how many feet will they have run?
Choose:



7. 
The circumference of a circle is 12.4π. Find the area of the circle.
Choose:


8. 
An arched window has dimensions as shown at the right. Consider the top of the window to be a semicircle.
a) How much weather stripping is needed to surround the outer edge of the window (to nearest tenth of foot)?
Choose:



b) How much plastic covering is needed to cover the window, following the outline of the window?
Choose:


9. 
A length of green ivy with shamrocks is to be placed around the outer edge of a clock as decoration for St. Patrick's Day. If the clock has a radius of 9 inches, how many inches, to the nearest inch, of the ivy will need to be purchased?
Choose:



10. 
A semicircle has a radius of 12 inches.
a) Find, to the nearest inch, the number of inches around the outside of this red semicircular shaped figure.
Choose:


b) Find, to the nearest square inch, the area of this red semicircular shaped figure.
Choose:


11. 
This is a right triangle inscribed in a circle and the hypotenuse of the triangle is the diameter of the circle.
a) Find the circumference of the circle.
Choose:


b) Find the area of the yellow portion of the circle to the nearest tenth of a square unit.
Choose:


NOTE: The reposting of materials (in part or whole) from this site to the Internet
is copyright violation
and is not considered "fair use" for educators. Please read the "Terms of Use". 
