Trigonometry Ratio

What is the SINE ratio of any angle in a right triangle

• $\frac{\text{adjacent}}{\text{hypotenuse}}$

• $\frac{\text{opposite}}{hypotenuse}$

• $\frac{\text{opposite}}{\text{adjacent}}$

• $\frac{\text{hypotenuse}}{\text{opposite}}$

What is the COSINE ratio of any angle in a right triangle

• $\frac{\text{adjacent}}{\text{hypotenuse}}$

• $\frac{\text{opposite}}{hypotenuse}$

• $\frac{\text{opposite}}{\text{adjacent}}$

• $\frac{\text{hypotenuse}}{\text{opposite}}$

What is the TANGENT ratio of any angle in a right triangle

• $\frac{\text{adjacent}}{\text{hypotenuse}}$

• $\frac{\text{opposite}}{hypotenuse}$

• $\frac{\text{opposite}}{\text{adjacent}}$

• $\frac{\text{hypotenuse}}{\text{opposite}}$

"θ" is used to represent an unknown ____________.

• angle

• side

• hypotenuse

Which of the following is the correct acronym to help remember the three trigonometric ratios

• SOH COH TOA

• SAH COH TOA

• SOH CAH TOH

• SOH CAH TOA

What is sin(A) ?

• $\frac{12}{37}$

• $\frac{12}{35}$

• $\frac{35}{37}$

• $\frac{35}{12}$

In the diagram,  $\sin x=\frac{3}{8}.$  The value of y is 

• 6.4

• 8.6

• 9

• 12

In the diagram, find the value of  $\sin\theta$  .

•  $\frac{5}{8}$  

•  $\frac{8}{13}$  

•  $\frac{5}{12}$  

•  $\frac{2}{3}$  

Calculate the height, in m, of the tree shown in the diagram.

• 23.45

• 25.9

• 31.5

• 32.9