Curated OER
Angles, Lines and Transversals
Students identify and determine angle pair relationships. In this geometry lesson, students identify different angles of parallel lines that are cut by transversals. They identify interior and exterior angles after watching a video.
Beacon Learning Center
Angles and Algebra
Students calculate angle measure for triangles and complementary/supplementary angles. After a lecture/demo, students utilize a worksheet imbedded in this plan to gain practice.
Curated OER
Lines and Angles
In this math learning exercise, middle schoolers find the information concerning the line segments and angles. They define the complimentary and supplementary angles.
Curated OER
Geometry: Lesson 8
Eighth graders engage in a lesson that is concerned with the finding of angles that are found in different two dimensional figures. They compare and contrast exterior and interior angles while also determining the unknown measures of...
Helping with Math
Supplementary Angles
Pupils calculate the measurement of supplementary angles when one angle is known. The one-page assignment has six simple problems. It contains links to related resources as well as the answer key. Be aware that although the publisher...
Curated OER
Investigating the Relationship Between Slope and Angles
In this slope angles worksheet, students discover the relationship between slope and angle. Students complete tables of values and answer four discussion questions.
Curated OER
Got Complements? with Cabri Jr.
Learners use the axes and measure angle tool to explore and calculate complementary angles with Cabri Jr. They also identify what happens to the calculation as they drag the endpoint into a different quadrant. Finally, they label each...
Curated OER
Angles and Parallel Lines
Sixth graders draw parallel and intersecting lines to observe and examine the characteristics of alternate interior angles, vertical angles, corresponding angles, and supplementary angles. Through observation, they discover the...
Curated OER
Measurement
In this measurement worksheet, students find the value of complementary and supplementary angles. They identify angles, parallel lines, and find the angle measurement of missing angles in a triangle. This one-page worksheet contains 10...
Curated OER
Pairs of Angles Homework
In this algebra worksheet, students identify the missing angles. They use properties of angles, linear pair and vertical angles to find their missing measurement. There are 14 questions.
Inside Mathematics
Hopewell Geometry
The Hopewell people of the central Ohio Valley used right triangles in the construction of earthworks. Pupils use the Pythagorean Theorem to determine missing dimensions of right triangles used by the Hopewell people. The assessment task...
Curated OER
Extra Practice with Proofs
In this practice with proofs worksheet, students give a reason for each step of a proof. They complete missing portions of a proof. This one-page worksheet contains three multi-step problems.
Curated OER
Geometric Proof and Angles
In this geometry activity, 10th graders write two-column and paragraph proofs to prove angle pair relationships. The one page activity contains five problems. Answers are not included.
Curated OER
Gee's Bend Quilts
Third graders identify five new facts about the quilts, women, and community of Gee's Bend and finish their quilts by sewing the four edges of the quilt down. They review the color wheel and what the terms Primary, Secondary, Analogous,...
Curated OER
Ten Trigonometric Review Problems - Calculator Required
In this trigonometry review worksheet, students convert between radians and degrees, sketch angles, evaluate trig. functions, solve for missing angles, and find the functions that satisfy the given conditions.
Curated OER
Challenge: Skills and Applications Lesson 3.3
In this angle measures worksheet, high schoolers solve 9 short answer problems. Students find values for x and y given two parallel lines cut by a transversal. High schoolers use alternate interior, supplementary, and exterior angles to...
Curated OER
Angle Measurement of Aircraft Wings and Tails
Students measure the angles of wings and tails of various aircraft using a protractor. They estimate and check their measurements. They investigate aircraft being developed and tested at NASA Dryden.
Curated OER
Geometric Proofs
In this geometric proofs instructional activity, students prove supplementary, complimentary, and congruent angles from given models and information. This four-page instructional activity contains six multi-step problems.
Curated OER
Review of Geometry I
In this review worksheet, students identify the characteristics of intersecting and parallel lines They explore vertical, supplementary, alternate interior, alternate exterior and corresponding angles. This...
Curated OER
Geometry and Triangles
For this geometry triangles worksheet, students first determine how many degrees are found in one half and in three-fifths a revolution. Then they find the supplement of the two angles given and the radius of a circle. Students also...
Helping with Math
Angles: Supplementary, Corresponding & Alternate (2 of 2)
In the second of two similar worksheets, anglers compute missing angles when given an alternate, supplementary, or complementary value. There are six problems to solve, but each of them requires two to four solutions. This is a nice...
Helping with Math
Angles: Supplementary, Corresponding & Alternate (1 of 2)
In the first of two similar worksheets, geometers compute two to four unknown angles when given an alternate, supplementary, or complementary value. There are six multliple-step problems to solve. This is a nice challenge for your...
El Paso Community College
Geometry Definitions
Geometry is full of shapes, figures, and corresponding things here and there. The guide shares all of the key pieces of geometric information in a nicely color-coded and labeled sheet.
National Endowment for the Humanities
Lesson 1: In Depth with the Full Spectrum
High schoolers study the ways in which an artist can use color. They view various images of artwork and discuss the effect of color on spacial dimensions, focal points, tone, and mood.