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Handout
Charleston School District

Similar Triangles

For Students 8th Standards
Are they similar? The lesson provides an explanation of the angle-angle criterion for triangle similarity. Several problems allow the class to determine whether the two triangles with the given angle measures are similar or not. 
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Lesson Plan
Curated OER

Forming, Measuring and Labeling Angles

For Teachers 4th - 6th
Students draw and measure angles. In this angle measurement instructional activity, the teacher demonstrates how to form and measure angles while explaining the parts of an angle, then students practice.
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Worksheet
Curated OER

All Angles (A)

For Students 7th - 10th
In this measuring angles review worksheet, learners use their math skills to solve 6 problems that require them to estimate and measure each of the 6 angles.
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Worksheet
Curated OER

Classify and Measure Angles #2

For Students 2nd - 4th
In this angles activity, students classify and measure 2 given angles. Worksheet is part of a directory, click on line to access worksheets.
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Lesson Plan
Curated OER

Determining Angle Measure with Parallel Lines

For Teachers 9th - 12th
Students 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.
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Worksheet
Curated OER

Measuring Angles in Triangles

For Students 10th
In this measuring angles in triangles activity, 10th graders solve 12 different measurement problems with angles within triangles. First, they find the value of x in each triangle given the angle measurements. Then, students find the...
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Worksheet
Curated OER

Measuring Angles

For Students 10th
In this measuring angles worksheet, 10th graders solve and complete 8 various types of problems. First, they use a protractor to find the measure of each angle shown. Then, students find the missing angle measures. They also refer to the...
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Worksheet
Curated OER

Angle Measurements

For Students 10th
For this angle measurements worksheet, 10th graders solve 12 problems that refer to the illustrations on the sheet and find the measures of various types of angles. First, they refer to the first figure to respond to 6 questions about...
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Worksheet
Curated OER

Measuring Angles with a Protractor

For Students 7th - 8th
In this measuring angles worksheet, students solve and complete 3 various types of problems. First, they complete each statement by measuring each angle shown. Then, students measure all three angles in a triangle and add them.
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Worksheet
Curated OER

Classifying and Measuring Angles

For Students 10th
In this classifying and measuring angles worksheet, 10th graders solve and complete the measures of various types of angles. They determine whether each angle drawn is a straight, right, obtuse, acute, or reflex angle. Then, students...
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Worksheet
Curated OER

Vertical Angles Worksheet

For Students 9th - 12th
In this vertical angles worksheet, high schoolers find the angle measures of 18 angles.  Students use knowledge of vertical and supplementary angles to find the missing angle measures.
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Worksheet
Curated OER

Angles on a Line and on a Point

For Students 6th - 7th
For 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...
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Worksheet
Curated OER

Angles measure and classify

For Students 5th - 8th
In this angles worksheet, students measure angles with a protractor and figure out if it is acute, right, obtuse, or straight. Students complete 6 problems.
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Worksheet
Curated OER

Triangles

For Students 6th - 10th
In this triangles worksheet, students solve six word problems where they determine the angles measures in different triangles.
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Worksheet
Curated OER

Measuring Angles

For Students 10th
Solve and complete 18 problems about angles. First,  demonstrate that each conjecture is false by giving a counterexample. Then write the inverse, contrapositive, and converse for the each statement. In addition, write a biconditional...
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Worksheet
Curated OER

Leveled Problem Solving: Circle Graphs

For Students 6th - 9th
For this circle graphs worksheet, students solve 6 word problems based on a circle graph about the most popular classes for sixth graders. Students calculate angle measures of circles for 2 of the problems.
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Worksheet
Curated OER

The Radian Walk

For Students 10th - 12th
Students play a game to learn angle measures in radians. In this precalculus/trigonometry activity, students play a game similar to a cake walk. When the music stops, which ever student is selected, names his/her coordinates and place on...
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Interactive
CK-12 Foundation

Angle Measurement: Adding Angles

For Students 9th - 12th Standards
Build angles from angles. Using the Angle Addition Postulate, learners find the measures of unknown angles. The interactive simulation shows a visual representation of the postulate and allows individuals to manipulate the angles and...
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Worksheet
Curated OER

Determining Angle Measurements

For Students 5th - 6th
In this angle measurement worksheet, students write either 90, 180, 270 or 360 degrees as the correct measurement for given angles. A reference web site is given for additional activities.
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Worksheet
Curated OER

Angle Measurement

For Students 10th
In this angle measurement worksheet, 10th graders solve 24 different problems related to determining the measurement of various angles. First, they define the various ways to measure an angle and define the type of angle that it is....
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Worksheet
Curated OER

Angle Measurement 2

For Students 10th
In this angle measurement worksheet, 10th graders solve 24 problems that include determining the measurement of various angles. First, they define each angle and the specific type that is shown in each. Then, students determine the...
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Worksheet
Curated OER

Measuring Angles

For Students 10th
In this measuring angles worksheet, 10th graders solve and complete 26 various types of problems. First, they use a protractor to find the measurement of each angle. Then, students state the Angle Addition Postulate for the three angles...
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Worksheet
Curated OER

Polygons and Angle Measurement

For Students 8th - 10th
In this polygons and angle measurement instructional activity, students identify polygons and determine the measurement of each angle of the polygon. They identify parallelograms and justify why objects are or are not polygons. This...
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Worksheet
Curated OER

Measuring Angles

For Students 10th
In this measuring angles worksheet, 10th graders solve and complete 18 different types of problems. First, they find the measure of each angle shown. Then, students find the value of x in each set of lines. In addition, they determine...

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