Lesson Plan
Sara Ridley
Advanced Geometry
Unit 4: Right Triangles
Daily
Agenda
Monday
November 30
Tuesday
December 1
Wednesday
December 2
Thursday
December 3
Friday
December 4
Tangent, Sine, Cosine, Inverse Tangent, Inverse Sine, Inverse Cosine, Angle of
Elevation, Angle of Depression
Critical Vocabulary:
Learning Target
Students will…
Students will use
trigonometric ratios
to find the sides of
right triangles
Students will use
trigonometric ratios
to find the sides of
right triangles
Students will use
trigonometric ratios
to find the sides
and angles of right
triangles.
Students will use
trigonometric ratios
to find the sides
and angles of right
triangles and to
solve real-world
problems.
Students will use
trigonometric
ratios to find the
sides and angles of
right triangles and
to solve real-world
problems.
Common
Core/Quality Core
H.1.b. Find the sine, cosine,
and tangent ratios of acute
angles given the side lengths
of right triangles
H.1.b. Find the sine, cosine,
and tangent ratios of acute
angles given the side lengths
of right triangles
H.1.b. Find the sine, cosine,
and tangent ratios of acute
angles given the side lengths
of right triangles
H.1.b. Find the sine, cosine,
and tangent ratios of acute
angles given the side lengths
of right triangles
H.1.b. Find the sine, cosine,
and tangent ratios of acute
angles given the side
lengths of right triangles
H.1.c. Use trigonometric
ratios to find the sides or
angles of right triangles and
to solve real-world problems
(e.g., use angles of
elevation and depression to
find missing measures)
H.1.c. Use trigonometric
ratios to find the sides or
angles of right triangles and
to solve real-world problems
(e.g., use angles of
elevation and depression to
find missing measures)
H.1.c. Use trigonometric
ratios to find the sides or
angles of right triangles and
to solve real-world problems
(e.g., use angles of
elevation and depression to
find missing measures)
H.1.c. Use trigonometric
ratios to find the sides or
angles of right triangles and
to solve real-world problems
(e.g., use angles of
elevation and depression to
find missing measures)
G.1.c. Use coordinate
geometry to solve problems
about geometric figures
(e.g., segments, triangles,
quadrilaterals)
G.1.c. Use coordinate
geometry to solve problems
about geometric figures
(e.g., segments, triangles,
quadrilaterals)
G.1.c. Use coordinate
geometry to solve problems
about geometric figures
(e.g., segments, triangles,
quadrilaterals)
G.1.c. Use coordinate
geometry to solve problems
about geometric figures
(e.g., segments, triangles,
quadrilaterals)
H.1.c. Use trigonometric
ratios to find the sides or
angles of right triangles
and to solve real-world
problems (e.g., use angles
of
elevation and depression to
find missing measures)
Discussion
Technology
Workshop Model
Reflection
Discussion
Mini Lesson
Workshop Model
Reflection
Discussion
Technology
Workshop Model
Reflection
Discussion
Technology
Workshop Model
Reflection
Discussion
Technology
Workshop Model
Reflection
Daily Flashback
**Calculators must be
in degree mode!**
Measuring Right Angles
Discovery
Mini Lesson – Naming
our Discovery – Sine,
Cosine, Tangent
Group Practice Problem
Reflection – What
thinking strategy did
you use most today?
Daily Flashback
Mini Lesson
Practice Problems with
your Group
Reflection – I used to
think… Now I know…
Daily Flashback
Turn and Talk – I have
cos A, how do I find sin
A?
Think Aloud – Finding
Angles
Group Practice
Problems - Share
Reflection – What was
the most difficult part
of this assignment?
Daily Flashback
Mini Lesson –
Annotating a Problem
and using our thinking
strategies
Annotating Word
Problems with your
group practice
Reflection – What is a
strength and weakness
you have from today?
Daily Flashback
Mini Lesson –
Discussing Yesterday’s
weakness
Group Problem –
Poster with I can…
Gallery Walk
Reteaching Each
Other
Reflection – How did
you grow in the
weakness you
identified yesterday?
Teacher Observation
Discovery
Practice Problem
Reflection
Teacher Observation
Practice Problems
Reflection
Teacher
Observation
Turn and Talk
Group Practice Problem
Reflection
Teacher
Observation
Word Problem
Annotations
Reflection
Teacher
Observation
Group Poster
Gallery Walk
Reteaching
Reflection
Instructional
Method(s)
Strategies/
Activities
Intended
Homework
Formative
Assessment
G.1.c. Use coordinate
geometry to solve
problems about geometric
figures (e.g., segments,
triangles, quadrilaterals)
Summative Assessment Tentative Date: December 10
Modifications/Accommodations as Needed: Prompting, cueing, modeling, paraphrasing, individual assistance, extra time, oral directions,
peer tutoring
**All plans are subject to change**