Trigonometry - 1 | Mathematical Tools | Class 11, JEE and NEET Physics

Trigonometry - 1

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Trigonometry

Angles, Degrees, Radians, Grades, Sign Convention for angles.

Q1

Find values in radians for given angles in degrees.

Q2

Convert radians angles to degrees.

Q3

Find angle subtended by a circular arc.

Q4

Find ratio of length of arc to the radius of the circle.

Trigonometric Ratios - 1

Definition of sin, cos, tan, cosec, sec, cot of angles.

Q5

Find the value of different trigonometric ratios for given triangle.

Q6

Find the value of sin, cos, tan for given triangle.

Q7

Find all other trigonometric ratios.

Q8

Find value of cos if square of sin is given.

Q9

Find value of tan if square of cos is given.

Quiz 1

Find value of given trigonometric ratios.

Trigonometric Ratios - 2

Trigonometric Ratios for General Angles

#General Formulas

Q10

Find the signs of following ratios.

Q11

Find the value of following trigonometric ratios.

Q12

Express following ratios in terms of trigonometric ratios.

Q13

Find values of sin and tan if the angle lies in 3rd quadrant.

Q14

Find values of cos and tan if the angle lies in 4th quadrant.

Trigonometric Ratios - 3

Range and Graph of Trigonometric Ratios

#Range and Graphs

Q15

Plot the given trigonometric function.

Q16

Plot the given trigonometric function.

Q17

Plot the given trigonometric functions.

Q18

Plot the given trigonometric functions.

Q19

Find the values of angle, for which the roots of given equation are real.

Angle Approximations

Trigonometric Ratios for very small angles.

Q20

Find the approximate value of given ratios.

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