Applications of Sine and Cosine

Solve for the missing distance

• 18.9 meters

• 19.5 meters

• 47.2 meters

• 27.5 meters

Find Cos(A) as a decimal rounded the the nearest ten-thousandth.

• .4706

• .875

• .8824

• .5333

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft

• 65 ft

• 74 ft

• 87 ft

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

When the angle of elevation of the sun is 78 degrees, an statue casts a shadow that is 6m long. How far is the top of the statue to the end of its shadow?

• 2 m

• 28.9 m

• 6.1 m

• 28.2 m

The __________ measure the distance from the midline to the max or min of a sine or cosine function.

• Amplitude

• Horizontal Shift

• Vertical Shift

• Midline

The period of a function is

• the length of one cycle

• how high and low the function goes from the center line

• the range of the function

• 25 metres

• 50 metres

• 28.87 metres

• 43.3 metres

The vertical stretch of the graph; distance between the midline and the max/min.

• Period

• Cycle

• Axis of Oscillation

• Amplitude

find the height(h)?

• 2000

• 500