Curated OER
Triangle Fundamentals
For this geometry worksheet, students observe a triangle marked with three angles and are given two measures to find the missing third measure. A second diagram is given with six angles. There are 20 questions.
Curated OER
Exercise Set 4.3: Unit Circle Trigonometry
For this unit circle worksheet, students answer 90 short answer questions about the unit circle. Students sketch angles given a radian measure. Students find the trigonometric values of various angles on the unit circle.
Curated OER
Triangle Classificaition with Geometer's Sketchpad.
Learners use Geometer's Sketchpad to draw triangles and explore the classificaiton of each using the mearsures of interior angles and the lengths of the sides.
Curated OER
Triangles
In this triangles worksheet, 10th graders solve and complete 22 different problems related to various types of triangles. First, they name the shortest and longest sides and the smallest and largest angles in each of triangles...
Curated OER
Trigonometric Ratios
In this geometry worksheet, 10th graders use right triangle trigonometry to find the missing angle measure or side length. The three page worksheet contains a combination of twelve multiple choice and free response problems. ...
Curated OER
Classifying Triangles
In this classifying triangles worksheet, students explore given lengths or angle measurements and then classify each triangle as isosceles, scalene or equilateral. They also determine if the triangle may be right, acute or obtuse. This...
Curated OER
Geometry Review
In this geometry review worksheet, 10th graders solve and complete 33 different problems that include identifying various geometric figures and parts of a circle. First, they find the radius of each circle given its diameter. Then,...
Curated OER
Pythagorean Theorem
Eighth graders draw right triangles and identify the parts of a right triangle: right angle, interior and exterior angles, hypotenuse and legs. They predict and identify any relationships that exist between the sides of a right...
Curated OER
Solve Word Problems with Geometry
In this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
Curated OER
Mirror Symmetry/Mirror Images
Students explore lines of symmetry in geometric shapes. In this geometry lesson, students construct angles using mirrors and rubberbands, then predict the number of images that will appear in the reflection. Students reproduce lines of...
Curated OER
Mass: Applying and Interpreting
Young scholars rotate through six studying stations solving problems that involve applying and interpreting aspects of mass. They solve various word problems, and measure the contents of cans and calculate the mass of two cans.
Curated OER
Three- and Two- Dimensional Geometry
In this three- and two- dimensional geometry worksheet, 7th graders solve 12 various problems related to geometric shapes and measurement. They first use paper and a pencil to sketch the front, side, back, top and bottom views of each...
Curated OER
An Uplifting Experience
Fifth graders conduct flight experiments. For this uplifting experience lesson, 5th graders build an airfoil and place in a variety of conditions to observe the results of lift and force in flight, as well as angle of attack....
Curated OER
Right Triangles
Learners classify triangles and make connections regarding angle measurements and attributes of acute, right, and obtuse triangles. They listen to teacher define and explain triangles. Everyone imagines a place where a broken wing for a...
Curated OER
Show Me the Way To Go Home
Learners place a pencil perpendicular to the ground and trace its shadow between 11:30 AM and 12:30 PM. They measure the length of the shadow, periodically over several hours, in either English or Metric units. Using the data, they find...
Curated OER
Reflections Of
Students create angles using mirrors. In this angle reflection instructional activity, students draw angles, then use mirrors to create angles using reflections and measure the new angles.
Curated OER
Basic Right Triangles
Elementary schoolers examine the attributes of triangles. In this triangle instructional activity, learners compare regular triangles and right triangles. They explore vertices and angles and investigate obtuse and acute angles. Pupils...
Curated OER
Classifying Triangles
This presentation shows how triangles are classified by angle measurement and length of sides. It reviews isosceles, scalene, obtuse, right, and acute classifications and includes questions for students to classify some of the...
Curated OER
Find Someone Who........
Fifth graders identify, describe, and classify lines, line segments, rays, and angles. When given a diagram of a line, they classify the line as perpendicular, parallel, intersecting, vertical, horizontal, and/or diagonal.
Curated OER
Angles Lesson Plan
Students stud angles, and then play the "What's Your Angle?" game. They complete at least 10 computer generated problems from the Angles Applet.
Curated OER
Angles in Art Lesson
Students examine the correlation between art and math. Using their computers, students construct and measure angles. Students identify the properties of angles and polygons. They engage in the Angles program on their Palm and use the...
Curated OER
Measuring Angles
In this angles worksheet, students use a protractor and measure a set of 5 angles, checking the correct measurements and labeling as acute, right, obtuse or straight.
Curated OER
Angles: 90, 180, 270, 360 Degrees
In this geometry worksheet, students solve 4 problems in which an angle is analyzed. Students mark the correct choice for each angle: 1/4 turn, 1/2 turn, 3/4 turn or full turn. There are no examples or instructions.
Curated OER
Calculate Missing Angles and Line Lengths
In this missing line length and missing angles worksheet, students find measures of missing angles and find missing lengths. A reference web site is given for additional activities.