Find Missing Sides and Angles with Trig Ratio

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

• .4706

• .875

• .8824

• .5333

What is the ratio for Sine?

• Hyp/Opp

• Opp/Hyp

• Opp/Adj

• Adj/Opp

Find the value of cos X.

• 3/5

• 3/4

• 4/5

• 4/3

Find tanZ

• 35/21

• 21/28

• 35/28

• 28/21

Which trig function would you use with this diagram?

• ^Sin

• ^Cos

• ^Tan

• ^Wha??

A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree.  The hawk swoops down toward the mouse at an angle of 30 degrees. Would you estimate the distance from the tree branch to the mouse to be less than, greater than, or equal to 15ft? 

• greater than 15ft

• less than 15ft

• equal to 15ft

What is the length of side x?

• 6.57 cm

• 7 cm

• 7.44 cm

• 26.33 cm

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

Find the length of the missing side. 

• 25 cm

• 42 cm

• 52 cm

• 48 cm

_{^{Find the missing side}}

• 48

• 108

• 83.6

• 72