Bihar Board Class 10 (BSEB) Introduction to Trigonometry — practice questions
13 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Bihar Board Class 10 (BSEB) Introduction to Trigonometry in the app →In a right triangle, for an acute angle θ, sin θ is defined as:In a right triangle, for an acute angle θ, cos θ is defined as:In terms of sine and cosine, tan θ equals:The fundamental trigonometric identity is:The value of sin 30° is:The value of cos 60° is:The value of tan 45° is:The value of sin 90° is:The value of cos 0° is:The identity $1 + \tan^2\theta$ equals:The expression $ in(90^\circ - \theta)$ is equal to:The value of tan 0° is:The reciprocal of sin θ is: