CBSE Class 10 Mathematics Introduction to Trigonometry MCQs
Question : If x = a sin θ and y = a cos θ then the value of x² + y² is _______ (a) a (b) a2 (c) 1 (d) 1/a Answer : a2 Question : The value of cosec 70° – sec 20° is _____ (a) 0 (b) 1 (c) 70° (d) 20° Answer : 0 Question : If 3 sec…
CBSE Class 10 Mathematics Application of Trigonometry MCQs
Question. The angle of elevation of the top of a tower from a point on the ground, which is 20m away from the foot of the tower is 600. Find the height of the tower. (a) 10 √3 m (b) 30 √3 m (c) 20 √3 m (d) none of these Question. The height of a tower is 10m. What is the…