2) What is the value of x in the diagr 152° to 60°

Q: Use a half-angle formula to find the exact value of the expression sin 15°.

A: Consider the following formula:…

Q: whats tan 0 and tan 39

A: It is not tan 0. It is tan θ.θ is the angle between the Base and the Hypotenuse of the Right angle…

Q: The value of tan 55° + cot 1° cot 2° cot 3°... cot 90°, is cot 35 **** (a) - 2 (b) 2 (c) 1 (d

A: From the trigonometric table: cot(90∘)=0 If 0<θ<90∘, then tan(90∘-θ)=cot θ

Q: What is the value of "a"

A:

Q: What is the value of sin(135°)?

A:

Q: Find tan -75° without using a calculator. [?]-V] |

A:

Q: What is meant by an angle of one radian?

A: To define  angle of one radian

Q: Use your calculator to find, correct to 4 decimal places: a cos 74° 6 sin 132° c tan97°.

A: Given trigonometric ratios are cos 74° sin 132° tan 97°

Q: Approximate the value to the nearest thousandth Cos 49°

A: Answer : The approximate value of cos(49°) to the nearest thousandth is written as ;    Cos(49°) =…

Q: Find the value of tan 135° using the reference angle

A: We use Trigonometry table

Q: What is the reference angle of Theta if Theta = -382.1 degrees?

A:

Q: What is the value of sin(330°)?

A: Our Aim is to tell the value of sin 330°=?

Q: What is the sin of θ = 40°?

A:

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.