|
Solve the
following problems dealing with arcs in circles.
(Do not assume diagrams are drawn to scale.)
|
1. |
 |
Alison is
jogging on a circular track that has a radius of
140 feet. She runs along the track from
point R to point N, a distance of
230 feet. Find to the nearest degree,
the measure of minor arc
 .
|
Choose: |
|
|
2. |
 |
In circle O,
the radius is 4, and the measure of minor arc
is 120 degrees. Find the length of minor
arc
to the nearest integer. |
Choose: |
|
|
3. |
 |
When she is
outdoors, Tasha, the dog, is tied to a stake in
the center of a circular area of radius 24 feet.
The angle between her dog house and her favorite
hydrant is 165 degrees. What is the length
of the arc from her dog house to the hydrant,
following minor arc
 ,
to the nearest foot. |
Choose: |
|
|
4. |
 |
In circle O,
the radius is 4, and the length of minor arc
is 4.2 feet. Find the measure of minor
arc
to the nearest degree. |
Choose: |
|
|
