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angle measurement

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How many radians are there in 1 degree?
0.001746
0.01857
0.01746
0.1746
Ans : Option 3 : 0.01746
105° in radians is equal to
A) 2 rad
B) 3 rad
C) 1.83 rad
D) 4.5 rad
1 rad is equal to
A) 57.3°
B) 54°
C) 45°
D) 90°
180° is equal to
A) 2π rad
B) π rad
C) π⁄2 rad
D) π⁄4 rad
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