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Education Institute
Four Mathematics Lessons for Grade 9
These four lesson plans build algebra skills for working with numbers in exponential form and for examining triangles. Be aware that in the text, scientific notation is referred to as index notation and the laws of exponents as the laws...
Illustrative Mathematics
Slopes and Circles
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas...
Curated OER
Intermediate Crossword Puzzle- Shapes
In this shapes activity, students read 5 descriptions of geometric shapes. Students determine what shapes the clues refer to and complete the crossword puzzle.
Curated OER
Boat Safety and Water Sports - Lesson 18 - Wake Board Terms
Boat safety lesson 18 is all about the wake board. The class learns the terminology about wake boards and discusses the different types of ropes used. Much of the information regarding boating basics, personal floatation devices,...
Curated OER
Measure Up!
Students examine parallax and angular measurements. In this investigative lesson students calculate distances of objects and map their results.
Curated OER
Airplane Wings
Students examine the aerodynamics of a wing and how it generates lift. For this flight lesson students complete several experiments including how to build a paper plane and how airfoils affect performance.
Curated OER
Tests for Parallelograms
In this tests for parallelograms activity, 10th graders solve 7 various forms of questions that relate to testing for parallelograms in the figures shown. First, they find the values of x and y that insure each quadrilateral is a...
Curated OER
Defining the Circular Functions
In this calculus learning exercise, students solve values involving trigs and the unit circle. They identify graphs of sine, cosine and tangents. They solve for angles using the unit circle and the calculator.
Bowland
Rods and Triangles
Scholars explore triangles with rods of different lengths. Using rods of 2, 4, 6, 8, and 10 cm class members build as many different types of triangles as they can. They also describe properties of these triangles and determine...
EngageNY
Fundamental Theorem of Similarity (FTS)
How do dilated line segments relate? Lead the class in an activity to determine the relationship between line segments and their dilated images. In the fourth section in a unit of 16, pupils discover the dilated line...
Lockport City School District
Reasons for Geometric Statement/Reason Proofs
Stuck trying to remember the formal language of a geometric proof? Never fear, this handout has them all ready to go. The reasons are sectioned by topic so this handy guide is ready when you are to tackle those two column proofs.
Curated OER
Math Handbook: Trigonometry
You'll be spinning in unit circles once you read through this jumbo-sized resource of everything you need to know about trigonometry. Each page has color-coded examples with explicit directions that detail the problems and...
Curated OER
Trig Cheat Sheet
Your pre-calculus learners will make use of this wonderful cheat sheet that summarizes all things trigonometric. Definitions based on both the unit circle and the right triangle are included, as well as many convenient trigonometric...
Winkpass Creations
Knot Guide HD
Did you know that there are over 100 types of knots? Learn how to tie them all with this step-by-step, colorfully illustrated guide!
Science Matters
Solar Energy
The solar energy industry in the United States added more jobs in 2015 than the oil and gas extraction and pipeline industries combined. With the field growing so rapidly, it's essential to understand what solar energy is and how it...
Curated OER
#22c Airplane flight #22d Airplane flight--How High? How Fast?
Students discuss the application of frames of reference to an airplane flying with a constant velocity v through the air.
Curated OER
Similarity
In this similarity activity, 10th graders solve and complete 14 different types of problems. First, they refer to each drawn figure given that the lines are parallel. Then, students find the length of each segment listed. In addition,...
Curated OER
Pythagorean Relationships
Oh that Pythagorean Theorem is so useful. Learners engage in a 45 minute learning activity that requires them to solve for missing angles and sides of a right triangle. They'll use the Pythagorean Theorem to find the rations of sides and...
Curated OER
Further Trigonometry
For this trigonometry worksheet, students solve for trigonometric functions. They convert between radians and angles using the properties of sine, cosine and tangent. There are 30 problems on this handout.
Curated OER
Introduction to Field Mapping with a Compass and Pace
Learners practice using compass and calibrate their own pace, take field measurements of pre-set course with compass and pace, convert measurements into map, using angles and vectors, and make composite class map by adjusting different...
Curated OER
The Solar System
Students construct a sketch of the planets in our solar system using concentric circles and angles. In this solar system lesson plan, students plot the position of each planet on concentric circles using graph paper. The sun is included...
Curated OER
Back To The Drawing Board
Students recognize and imitate Leonardo da Vinci's unique artistic style. Through observation and practice, students capture the look of real things from many angles in actual space. They attempt their own still life drawing.
Curated OER
NY State Testing Program
In this math exam worksheet, 8th graders review geometric and algebraic concept including angles, polygons, equations, factoring and addition and subtraction, quadrilaterals, trig and circles. They take a comprehensive...
Curated OER
Similar Figures
In this geometry worksheet students explore similar polygons and determine measure of missing sides and angles. Students use indirect measurement with similar triangles and determine the area and volume of similar figures. The seven...