Trig Group Test

Which Function?

100

What is the last function in SOHCAHTOA?

TANGENT OR TAN

200

What does the ratio Adjacent/Hypotenuse represent?

Cosine (Cos)

300

https://docs.google.com/document/d/10LUlsOG8isIkOXIFINapMKOLmZkZz60VROPxdstHGYY/edit

COSINE

400

https://docs.google.com/document/d/11IEgR5G6UaBtKG8na3aLQtuQmXtoZ8_ZExPhX4jUG38/edit

INVERSE TANGENT(TAN)

500

https://docs.google.com/document/d/11nTreg1rvt7xUaeu2NZhhfQgY-WAJli1t610AfSd_UU/edit

ANY INVERSE

Line Segment Length

100

What acronym is used to remember trig functions?

SOHCAHTOA

200

https://docs.google.com/document/d/1-wQXbLvJ9Euour66yoVPgAadTTvzHusJzpWo7ZY7cac/edit

14.6

300

https://docs.google.com/document/d/1jFBw9yOXtWvORRTujmjfnNPD1Br0rsVUryertMyY7KQ/edit

11.1

400

https://docs.google.com/document/d/1HX5JwfbMcilPEO02bOd8MfV5leHlmUGZBB_eTg3ZhuA/edit

61.6

500

https://docs.google.com/document/d/1QV2Nl9FQ2qm1Mhj79KlyRTxdvpg_0BSlM3b7Br0NGyg/edit

68.9

How hot?

100

What do inverse trig functions find?

They find the unknown measure of an angle of a right triangle when two side lengths are known.

200

https://docs.google.com/document/d/1KVM5Fw-q_p_QIuN1De3th3TEQn3LjJTBplNt-pg8lwI/edit

87 degrees

300

https://docs.google.com/document/d/1nVwhrpZEIPcdIrFarsVkz1We5IxH4ViV-uh-pLRzvWA/edit

24 degrees

400

https://docs.google.com/document/d/1a-aG51zm8BwiZ53P9Weuo61lXySo1IOyTR-Ww55WPVc/edit

16 degrees

500

https://docs.google.com/document/d/1iEyW39tB8H5RViIULeY3SFMLDnv2Cc7SaN8GQ12s_1k/edit

37 degrees

Triangles in Real Life

100

A 9.0 m ladder rests against the side of a wall. The bottom of the ladder is 1.5 m from the base of the wall. Determine the measure of the angle between the ladder and the ground, to the nearest degree.

80 degrees

200

A wheelchair ramp is 4.2 m long. It rises 0.7 m. What is its angle of inclination to the nearest degree?

10 Degrees

300

From a horizontal distance of 80.0 m, the angle of elevation to the top of a flagpole is 18°. Calculate the height of the flagpole to the nearest tenth of a meter.

26 m

400

The angle of elevation of the sun is 68° when a tree casts a shadow 14.3 m long. How tall is the tree, to the nearest tenth of a meter?

35.4 m

500

A person flying a kite has released 176 m of string. The string makes an angle of 27° with the ground. How high is the kite? How far away is the kite horizontally? Answer to the nearest meter.

80 m high, 157 m away

All right

100

What is a right triangle? 

A triangle with a right angle.

200

What is the Pythagorean theorem formula? 

a² + b² = c²

300

Is this a right triangle?

https://docs.google.com/document/d/1monmcfKLOUBeFUcQU0sFnabm6TD3dyNLICkwlGz-p7Y/edit?usp=sharing

Yes 

400

https://docs.google.com/document/d/1kF42c5ftxDBOL64D2WRKglYjWtQ0w7Kc6uxHv7MxbN0/edit?usp=sharing

m = 18, n = 18

500

https://docs.google.com/document/d/13zp5SKle2kTSX1eGROAmqexLANbgT6kK7fZkk5XA7Jg/edit

x = 34, y = 17 sqrt(3)