1 |
In a circle radius 10 what is the length of are intercepted by a central angle of 60°: |
π/3m
3/10πm
10π/3m
π/30m
|
2 |
A part of the circumference of a circle is called a/an : |
angel
are
circumference
radian
|
3 |
The radiance measure of an angle that forms a complete circle is: |
2π
3π
4π
6π
|
4 |
D° M' S"form of 45.36° is: |
45° 21" 36'
45' 21'° 36"
45° 21' 36''
45'' 21' 36°
|
5 |
Formula l=rθ is true only when θ is in: |
degree
radian
revolution
minute
|
6 |
One minute is denoted by: |
1'
1''
1°
60'
|
7 |
The circumference of a circle is divide into _____________ degrees: |
180°
270°
360°
30°
|
8 |
If the rotation of the ray is clockwise, the angle is _____________ in measure: |
positive
negative
initial
terminal
|
9 |
An ______________ is defined as the union of two non-col-linear rays with some common end point: |
angle
vertex
initial side
terminal
|