CBSE 10th Trigonometry

Which of the following formula is not Correct ?

• tanA×CotA=1

• tanA= SinA/CosA

• CotA =1/tanA

• CotA= SinA/CosA

sin A and cos A can take any value on the real number line.

• TRUE

• FALSE

Inverse function of Secant of an angle ?

• Cosecant

• Cosine

• Sine

• Tangent

If Sin θ = cos θ, find the value of θ

• 45⁰

• 60⁰

• 90⁰

What is the opposite of squaring a number?

• divide
• multiply 
• fractions
• square root

If sinx = sin30°cos60°+sin60°cos30° then x equals :