Students observe and solve examples of the complementary angle theorem. They complete the How Do You Pay a Complement to an Angle worksheet, and write a response in their math journal.

Young scholars view examples of a ray, opposite rays, collinear rays, angles, and straight angles. They discuss and demonstrate how to use a protractor and complete worksheet problems on rays and angles.

Sixth graders investigate the concept of an angle. They classify an angle according to its type. The lesson has students practice with acute, right, and obtuse angles. A unique part is when telling time using clock hands is related to...

Young scholars measure angles.  In this angle lesson, students draw angles.  They  use a protractor to measure angles and identify the angle as straight, right, acute, or obtuse. 

In this math worksheet, students learn to recognize a right angle. Students study the picture of the right angle and are asked to draw 3 examples. Students then find and draw 9 examples of right angles in objects around them.

In this math activity, students find the information concerning the line segments and angles. They define the complimentary and supplementary angles.

In this angles learning exercise, students solve 20 problems pertaining to angle measurement and classification. This page is intended to be an online activity, but can be completed on paper.

In this angles worksheet, students solve 6 problems in which the missing angle measurement in each set of complementary angles is calculated.

In this angles learning exercise, students complete multiple choice questions about the shape and number of angles. Students complete 10 questions total.

In this measuring angles learning exercise, students complete a set of 10 multiple choice questions, clicking on a link for answers or to print the page. Worksheet is labeled "pretest."

Fifth graders create and classify straight, right, acute and obtuse angles. In this clever lesson, 5th graders utilize pretzel sticks to form different types of angles. Best of all, they get to eat them at the end!

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.

Fifth graders identify different angles according to its type that is determined according to taking a measurement of the degree. They also explore the vocabulary related to the concept.

In this lines and angles worksheet, students identify parallel and perpendicular lines. They demonstrate the characteristics of a straight line. They determine missing angle measurements. This two-page worksheet contains 3 multi-step...

In this angles and parallel lines worksheet, 10th graders solve 12 different types of problems that include measuring various angles and parallel lines in given figures. First, they find the measure of each angle using the figure shown....

In this angle relationships activity, 10th graders solve 7 problems related to the different types of angles that occur in pairs. First, they identify each pair of angles as adjacent, vertical, complementary, supplementary, and/or as a...

In this angles worksheet, students solve 24 problems pertaining to angle measurements on a line and on a point. There are also calculations of adjacent angles and supplementary angles. The page is intended as an online activity but can...

In this supplementary angles worksheet, students solve 4 problems in which the missing angle measurement in a set of supplementary angles is calculated.

In this geometry worksheet, 5th graders identify the missing angle measurement in each set of supplementary angles. They find the angle measurement in 8 examples.

In this complementary angles worksheet, students use their geometry skills to identify the missing angle measurements in each set of 6 complementary angles.

In this lines and angles learning exercise, students answer 10 multiple choice questions about lines and angles.

In this geometry worksheet, 10th graders use systems of linear equations to solve word problems which involve supplementary and complementary angles.  The one page worksheet contains ten problems.  Answers are not provided. 

In this angles worksheet, students use the angle addition postulate, the idea of adjacent angles and the diagrams shown to answer eleven questions

Young scholars observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.