Unit Name/ Topic: Unit # 8 - Right Triangle Trigonometry

Anticipated Time Allotted for Unit:

10 - 14 days

Key Vocabulary:

Trigonometry, trig ratios, sine, cosine, tangent, angle of elevation, angle of depression, Pythagorean Theorem, applications, cofunctions, area formula of a triangle, degrees, radians.

NYS Learning Standards:

GEO-G.CO.10

GEO-G.SRT.5

GEO-G.SRT.5.a

GEO-G.SRT.5.b

GEO-G.SRT.6

GEO-G.SRT.7

GEO-G.SRT.8

GEO-G.SRT.9

GEO-G.C2a

GEO-G.C2b

Content/ Skills Taught:

Using trig ratios to find missing side lengths

Using trig ratios to find missing angle measures

Inverse operations

Use and understanding of cofunctions

Understanding angle of elevation and angle of depression

Using the TI-84 to find angle measures

Use the area formula for a triangle.

Areas for Differentiated Instruction:

Variety of problems using trig ratios, writing and solving

Using trig ratios to a variety of solve multi-step problems

Using Pythagorean Theorem and trig ratios in various problems

Finding the area of a any right triangle using the area formula.

Learning Activities:

Guided notes

Warm-Up activities

Exploration with compass, ruler, protractor

Assessments:

Warm-Ups, Quiz, Delta Math, Castlelearning, written assessment

Mid-Unit Quiz,  Unit #8 Assessment

Resources:

www.emathinstruction.com,    www.deltamath.com,    www.castlelearning.com

TI-84 PLUS CE

Regents Reference Sheet: https://www.nysed.gov/sites/default/files/programs/state-assessment/geometry-next-gen-reference-sheet.pdf