|
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 re-posting 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". |
|
