1 |
Formula of arc length is. |
l=rθ
r=lθ
θ =lr
l=r/θ
|
2 |
A part of circumference of a circle is called. |
Radians
CFhord
Sector
Arc
|
3 |
1o = ................ |
0.0175 radians
0.175 radians
1.75 radians
175 radians
|
4 |
3π/2 radians =................... |
90<sup>o</sup>
180<sup>o</sup>
270<sup>o</sup>
360<sup>o</sup>
|
5 |
π/6 radians = .................... |
30<sup>o</sup>
60<sup>o</sup>
45<sup>o</sup>
90<sup>o</sup>
|
6 |
π/4 radians =........................... |
30<sup>o</sup>
60<sup>o</sup>
45<sup>o</sup>
90<sup>o</sup>
|
7 |
π/3 radians =.............................................. |
30<sup>o</sup>
45<sup>o</sup>
60<sup>o</sup>
90<sup>o</sup>
|
8 |
π/2 radians =..................... |
30<sup>o</sup>
45<sup>o</sup>
60<sup>o</sup>
90<sup>o</sup>
|
9 |
1o=......................... |
180π radian
π radian
π/180 radian
180/π radian
|
10 |
π radians = ............ |
0<sup>o</sup>
90<sup>o</sup>
180<sup>o</sup>
360<sup>o</sup>
|
11 |
2π radian = ....................... |
0<sup>o</sup>
90<sup>o</sup>
180<sup>o</sup>
360<sup>o</sup>
|
12 |
The radian measure of an angle that form a complete circle is. |
π/2
π
2π
4π
|
13 |
If 't' is the radius of a circle, then its circumferienc is. |
π/2r
πr
2πr
4πr
|
14 |
How many right angles are there in 360 degree? |
Two
Four
Six
Eight
|
15 |
In degree measurement . 1' is equal to: |
1<sup>o</sup>
60<sup>o</sup>
90<sup>o</sup>
360<sup>o</sup>
|