Unit 49
Using trigonometric ratios to solve problems
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Day 1
Review: Pythagorean theorem
Day 2
Pythagorean theorem applications
Day 3
Pythagorean triples
Day 4
Distance formula connection
Day 5
Special right triangles: 45-45-90
Day 6
Special right triangles: 30-60-90
Day 7
Applying special right triangles
Day 8
Introduction to trigonometric ratios
Day 9
Sine ratio: opposite/hypotenuse
Day 10
Cosine ratio: adjacent/hypotenuse
Day 11
Tangent ratio: opposite/adjacent
Day 12
SOH-CAH-TOA practice
Day 13
Finding trigonometric ratios
Day 14
Using trig ratios to find side lengths
Day 15
Using trig ratios to find angles
Day 16
Inverse trigonometric functions
Day 17
Solving right triangles
Day 18
Angles of elevation
Day 19
Angles of depression
Day 20
Multi-step trig problems
Day 21
Trigonometry word problems
Day 22
Cofunctions
Day 23
Trigonometric identities: sin²θ + cos²θ = 1
Day 24
Area of triangle using trig: ½ab sin C
Day 25
Law of Sines introduction
Day 26
Law of Cosines introduction
Day 27
Choosing appropriate methods
Day 28
Applications in navigation
Day 29
Applications in surveying
Day 30
Unit assessment