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Trigonometry

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Look at the diagram. Given the position of the angle, name the three sides with values.

Hypotenuse= 5, Opposite= 3, Adjacent= 4

Look at the given diagram. Calculate the value of the angle

36.86 Degrees

Using Tan. Find the value of Y correct to 2 decimal places

487.67

Using Tan. Find the value of the unknown angle, to the nearest degree.

56 degrees

Find the value of x, correct to 2 decimal places

11.47

Find the value of h, correct to 1 decimal place.

36.6

Find the value of x, to the nearest degree.

38.7

If you are on the ground, looking up towards the top of a cliff, what angle are you creating?

An Angle of Elevation

If you are on the top of a building and looking down towards the ground, what angle are you creating?

An Angle of Depression

What is the six-letter word that tells you all of the Trigonometric Ratios that we can use

SOHCAHTOA

What does "SOH" stand for in SOH CAH TOA?

sin (x)= Opposite/Hypotenuse

What does "CAH" stand for in SOHCAHTOA?

Cos (x)= Adj/Hypo

What does "TOA" stand for in SOH CAH TOA?

tan (x)= Opposite/Adjacent

If you get to this line of working out, how do you find the value of "r"? I want specific steps

Student Answers Vary

What is true about the angle of elevation and angle of depression, using the same triangle?

They are both equal

If you get to this line of your working out, how do you find the value of "x"? I want specific steps

Student Answers May Vary