Definitions, Please
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100

This trigonometry ratio relates the adjacent and  hypotenuse sides

What is cosine?

100

Calculate the value of sin 27o   (round to the nearest thousandth)

sin 27o = 0.454

100

tan-1(tan (θ) ) =

 = θ 

100

Write the formula for the Law of Cosines when solving for side c.

What is c2 = a2 + b2 - 2ab x Cos(C)

100

What is the name of the koala in the Sing movies?

What is Buster Moon.

200

This trigonometry ratio relates the opposite and hypotenuse sides

What is sine?

200

Using trigonometry, solve the value for x:

Cos 37 = adj / hyp

Cos 37 = x / 11

11 Cos 37 = x

x = 8.8

200

What is the inverse sine of (23.8/29)?  (round to the nearest hundredth)

inverse sine = 51.15 degrees

200

This the proportion for solving for side c using Law of Sines.


What is sin(45)/c = sin(70)/15?

200

What is the name of ILC's new dog?

What is Lucy.

300

This is the proportion that forms the Law of Sines.

sinA/a = sinB/b = sinC/c

-or-

a/sinA = b/sinB = c/sinC

300

Using trigonometry, find the value for x:

Tan 54 = opp / adj

Tan 54 = x / 5

5 Tan 54 = x

x = 6.9m

300

DD!

In △CAB, m∠A=90°.  Determine m∠B when...

  CB=12.8 and AB=3.9.  

(round to the nearest thousandth)



Cos-1 (3.9/12.8) = 72.261

300

Solve for the length of BC: round to the nearest tenth.


21.5

300
What is the most successful film of all time with regards to box office revenue?

What is Avatar.

400

Which trig function would use to find the unknown side of a triangle with an angle of 35 degrees and 2 known sides either side of the angle. 

Law of Cosine

400

Using trigonometry, calculate the value for x:

Sin 28 = opp / hyp

Sin 28 = x / 50

50 Sin 28 = x

x = 23.5m

400

What angle does the rocket have to fly at to reach the rocket base 300 km above Earth?

Tan θ = 300 / 90

θ = Tan -1 ( 300 / 90 )

θ = 73 degrees

400

Solve for side BC to the nearest hundredth.

What is 14.47?

400

What town is at the Northernmost tip of the Australian continent?

What is Cape York.

500

The step taken in solving equations algebraically to undo an operation

inverse

500

If sin = opp/hyp AND cos = adj/hyp, then what does sin/cos equal?

What is tangent  OR (opp/adj)?

500

A woman is standing in a glass elevator looking out at the ground. The angle of depression between her and a statue on the ground is 52°. 

The statue is 46 metres from the ground exit of the elevator. If each floor is 9 metres high, what floor is the woman and the elevator on?

4th floor

500

Solve for x; round to the nearest whole degree.

34 degrees

500

Where are the 2028 and the 2032 Summer Olympic Games being held? (you must get both correct!)

What is Los Angeles (2028) and Brisbane (2032).