1) The line segment which joins distinct points on circumference is called a. radius b. chord c. perimeter d. length
|
||||
2) If the circumference of circle is 82π then the value of 'r' is a. 41 cm b. 82 cm c. 27.34 cm d. 20 cm
|
||||
3) The new unit to express magnitude of angle is called a. cosine b. radian c. circumference d. area
|
||||
4) The value of sin 2π⁄3 considering radian is a. 1.578 b. 0.624 c. 0.574 d. 0.866
|
||||
5) By converting angle from degrees to the radians, the 105° is equal to a. 2.856 rad b. 3.523 rad c. 0.348 rad d. 1.832 rad
|
||||
6) The sector at center of circle having an angle of 90° is called a. quadrant b. major sector c. minor sector d. semi-chord
|
||||
7) If the sector of circle of radius 16 cm has an area of 140 cm² then the angle subtended at center of circle is a. 62.66° b. 70° c. 75° d. 58.66°
|
||||
8) By converting 3.5rad into degrees, the answer will be a. 103.12° b. 95° c. 180° d. 140.12°
|
||||
9) The angles in opposite segments are classified as a. acute b. supplementary c. complementary d. obtuse
|
||||
10) The sector at center of circle having an angle of 180° is called a. semicircle b. minor arc c. major-chord d. major arc
|
||||
11) Considering radian, the value of sin 1.9 is a. 0.386 b. 0.258 c. 0.946 d. 2.876
|