Trigonometry Quiz 8

$Tan^2 \theta-sec^2\theta=...$

In $\triangle ABC,$ Sin C = $\frac{3}{5}$ . Then Cos A = …………

If cot A = $\frac{5}{12}$ , then sin A + cos A is …………

Which of following values is not a possible value of sin x ?

Which of the following is not defined ?

If Sin A = $\frac{24}{25}$ then Cot A = …………

In $\triangle PQR, \angle Q$ = 90°; PQ = 5 cm; PR = 13 cm then QR =

If Sin A = $\frac{3}{5}$ then Cos A =

8 Tan A = 15 then Sin A – Cos A =

$sin^2 \, 60^\circ + cos^2 \, 30^\circ + tan^2\, 60^\circ$ =