trigonometry class x

The reciprocal of sin A is cos A

• TRUE

• FALSE

Cot A is the reciprocal of tan A

• TRUE

• FALSE

Sum of the square of Sin A and Cos A is 1

• TRUE

• FALSE

The value of Cos 90 degree is 1

• TRUE

• FALSE

The trigonometric ratio can be applied in any triangle

• TRUE

• FALSE

The value of sin A and sin B will always be same for a right triangle ABC right angled at C

• TRUE

• FALSE

The value of sin A and cos A can never exceed 1

• TRUE

• FALSE

sec A and cosec A can take any value on the real number line.

• TRUE

• FALSE

sin A (90 -A) = cos A

• TRUE

• FALSE

tan 70⁰ tan 20⁰ =1

• TRUE

• FALSE