MPM2D - 3.2 Basic Trig Ratios

3.2 - Basic Trig Ratios

SOH CAH TOA

Intro to the trigonometric ratios (video) | Khan AcademySal introduces sine, cosine, and tangent, and gives an example of finding them for a given right triangle.

Trigonometric ratios in right triangles (video) | Khan AcademySal shows a few examples where he starts with the two legs of a right triangle and he finds the trig ratios of one of the acute angles.

03_sohcahtoa_Blank.pdf

SOH CAH TOA

University of Waterloo
Tangent Ratio

University of Waterloo
Sine & Cosine Ratios

04_sohcahtoa_-_application_day1_Blank.pdf

Application Worksheet 1

05_sohcahtoa_-_application_day2_Blank.pdf

Application Worksheet 2

HELP WITH TRIG RATIO APPLICATION

Right triangle word problem (video) | Khan AcademySal solves a modeling problem where he finds the necessary angle to shoot at a vicious alien.

Trig word problem: complementary angles (video) | Khan AcademySal solves a problem about a submerged pyramid using the fact that the sine of an angle is equal to the cosine of its complementary angle.

05_sohcahtoa_-_application_day2_Complete.pdf

Worksheet 2 Examples Complete

Next Up: 3.3 Sine Law

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