Curated OER
Identifying Triangles
In this triangles practice learning exercise, learners respond to 4 questions that require them to identify the pictured triangles as acute, right, obtuse, scalene, isosceles, or equilateral triangles.
Curated OER
Identifying Triangles
In this triangles practice worksheet, learners respond to 4 questions that require them to identify the pictured triangles as acute, right, or obtuse triangles.
Curated OER
Shape Up
Students explore differents types of triangles and quadriaterals. In this polygon lesson plan, students model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference...
Curated OER
Identify Angles: Obtuse, Right, Straight and Acute
In this triangle worksheet, students identify angles as either obtuse, right, straight or acute. A reference web site is given for additional activities.
Curated OER
Angles Lesson Plan
Students explore the relationship of angles as it relates to 2 and 3-D shapes. In this geometry lesson, students differentiate between acute, obtuse, right, alternate interior, exterior and adjacent angles. They manipulate a math...
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Geometry
In this line and angles worksheet, students explore basic geometry vocabulary. They classify polygons. Students determine the area and perimeter of given shapes. They examine the parts of a circle, find volume and...
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Roll It! Creating an Entrance Ramp
Students explore the concept of triangles. In this triangles lesson, students are to propose a plan for a ramp at their school. Students use the Pythagorean Theorem and trigonometry to determine the length, height, and angle...
Curated OER
Downtown Landmarks: geometry on Firstside
In this geometry worksheet, students look at a picture of downtown landmarks and identify different shapes, lines, and more. Students identify 18 items.
Curated OER
Geometry and Quilting
Fourth graders combine geometry and language arts skills while examining quilt-making. After identifying the geometric shapes contained in quilts, they write stories to encompass the quilt border. Students conclude by creating and...
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Math is Everywhere: Part 2
Second graders identify shapes and measurements in everyday life. In this measurement lesson, 2nd graders locate rectangles in their classroom and use standard and nonstandard forms to measure them. Students view a video clip...
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Draw It!
Young scholars follow directions to make two- and three-dimensional shapes. Focusing on polygons, they use the shapes to solve real-world problems and review with the class. They read two of Shel Silverstein's poems and discuss the...
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Protractor #4
In this angles instructional activity, students measure and label angles as either acute, right, obtuse or straight. A reference web site is given for additional activities.
Curated OER
Learning About Triangles
Upper graders label four triangles and fill in the labels correctly. They draw three original triangles and answer the questions about them.
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 6
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
Curated OER
Identify Angles: Acute, Right, Obtuse and Straight
In this angles worksheet, learners identify a set of angles as either acute, right, obtuse or straight. A reference web site is given for additional activities.
Curated OER
Identify Triangles: Acute, Right, Obtuse, Straight
In this triangles learning exercise, students draw angles with given measurements and identify each as either acute, right, obtuse or straight. A reference web site is given for additional activities.
Curated OER
Identify Different Types of Angles
In this angles worksheet, students identify a set of 4 given angles as either obtuse, acute, right or straight, checking the correct box next to each. A reference web site is given for additional activities.
Curated OER
Identify Different Types of Angles
In this types of angles worksheet, students identify types of angles as either acute, obtuse, straight or right. A reference web site is given for additional activities.
Curated OER
Geometry and Measurement
Students view a right triangle displayed by the teacher. Students measure legs and the interior angles of the triangle. They look for a pattern or relationship between the legs and angles. Students use pegboards and string to create more...
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Identify triangles
Students explore triangles. For this geometry lesson, students will create note cards with pictorial depictions of right, acute,obtuse, scalene, isosceles, equilateral and equiangular triangles. Students will verbally describe each type...
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Triangles Introduction
Students explore geometry by drawing various shapes in class. In this triangle characteristics lesson, students identify the attributes that classify a shape as a triangle and practice using their bodies to create triangles in class....
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Geoboard Ideas
Pupils build polygons on their geoboards. In this geometry lesson plan, students build and then draw it on paper and label it. Pupils then switch with a partner to try an make a symmetrical shape.
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Geo-Critters (Geometry Critters)
Students read the book The Math Curse by Jon Scieszka and study geometry. For this geometry lesson, students identify geometric shapes and their properties. Students create a geo-critter.
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Isosceles Triangles
Students investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Students locate the prefix "tri" in a variety of words and make connections with...