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Lesson Plan
Curated OER

Identify triangles

For Teachers 9th - 10th
Learners explore triangles. In this geometry lesson plan, students will create note cards with pictorial depictions of right, acute,obtuse, scalene, isosceles, equilateral and equiangular triangles. Learners will verbally describe each...
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Worksheet
Curated OER

Geometry Worksheet: Angle (2)

For Students 9th - 11th
In this geometry learning exercise, students find the measure of missing angles.  They identify alternate angles.  This one-page learning exercise contains two problems.
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Worksheet
Curated OER

Types of Angles

For Students 7th - 9th
In this angles worksheet, learners identify types of angles.  They describe a given angle as acute, obtuse, right, straight or reflexive.  This two-page worksheet contains 9 problems.  Answers are provided on the last page.
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Lesson Plan
Curated OER

Measure the Angle

For Teachers 7th - 9th
Students 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. 
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Lesson Plan
Curated OER

South Caro-angular

For Teachers 9th - 12th
High schoolers classify and measure angles.  In this angular lesson, students measure, contruct, and classify angles.  They identify angles as acute, right, obtuse, and straight. 
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Worksheet
Curated OER

Angles Identification

For Students 3rd - 5th Standards
In this assignment, math whizzes identify angles as either being obtuse, acute, right, or straight. Students identify six angles. The publisher states that this is designed with CCSS.Math.Content.MD.6 in mind, but it really does not ask...
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Worksheet
Curated OER

Identify different types of angles

For Students 3rd - 6th
In this angles instructional activity, students identify angles as either being acute, obtuse, right, or straight. Students identify 4 angles.
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Worksheet
Curated OER

Identify the angles - acute, right, obtuse, and straight

For Students 6th - 10th
In this angles worksheet, students draw the angles described to them and then decide whether it is an acute, right, obtuse, or straight angle. Students complete 4 problems.
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Worksheet
Curated OER

Identifying Angles

For Students 5th - 8th
In this angles practice worksheet, students respond to 4 questions that require them to identify the pictured angles as acute, right, or obtuse angles.
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Worksheet
Curated OER

Identify Angles

For Students 5th - 8th
In this angles practice activity, students respond to 4 questions that require them to identify the pictured angles as acute, right, or obtuse triangles.
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Worksheet
Curated OER

Identify the Angles

For Students 5th - 7th
In this angle review worksheet, students examine 4 angles and identify each of them as acute, right, obtuse, or straight angles.
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Worksheet
Curated OER

Angle Constructions

For Students 6th
In this angle constructions activity, 6th graders solve and complete 4 various types of problems. First, they construct a perpendicular bisector of two points. Then, students construct an angle bisector for the angle shown. In addition,...
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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

Right Triangles

For Students 10th
In this right triangles worksheet, 10th graders solve and complete 12 different types of problems. First, they solve for a variable given each of the right triangles with the sides as indicated. Then, students determine the shorter...
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Lesson Plan
Curated OER

What's Your Angle

For Teachers 6th - 7th
In this angle worksheet, learners identify five shapes and then place them together to form a square. Afterward, they answer three questions regarding the number of right, acute and obtuse angles. This one-page worksheet contains a total...
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Worksheet
Curated OER

Tool Kit 1: Matching Self-Test - Angles

For Students 7th - 9th
In this angle learning exercise, students match given terms to a picture that describes the term. Vertical angles, parallel lines, supplementary angles, adjacent angles, right angles are samples of the 20 listed terms. This one-page...
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Worksheet
Curated OER

Independent Practice 2: Triangles

For Students 6th - 8th
In this triangle worksheet, students identify given triangles according to their sides and angles. Afterward, students draw triangles to match given descriptions. This one-page worksheet contains 15 problems.
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Worksheet
Curated OER

Conditional Statements and Converses

For Students 9th
In this conditional statements and converses worksheet, 9th graders solve and complete 10 various types of statements as instructed. First, they identify the hypothesis and conclusion of the conditional statement given. Then, students...
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Worksheet
Curated OER

Trigonometric Functions

For Students 11th
In this trigonometric functions instructional activity, 11th graders solve 10 different problems that include applying various trigonometric functions in each. First, they determine the nearest degree that contains the measure of an...
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Worksheet
Curated OER

Reference Angles and Triangles

For Students 10th
In this angles and triangles learning exercise, 10th graders solve 10 different problems that relate to various types of reference angles and triangles. First, they determine the value of sine equal to a number of degrees. Then, students...
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Worksheet
Curated OER

Angles

For Students 10th
In this angles worksheet, 10th graders measure 10 different types of angles described in each problem. First, they determine whether two congruent angles form a supplementary figure. Then, students determine the degrees in an angle when...
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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

Angle Measurement

For Students 10th
In this angle measurement activity, 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. Then,...
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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...