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Triangles in Rectangle
In this geometric shapes worksheet, students cut out the triangles on the bottom of the worksheet and then paste them on the rectangle at the top of the worksheet.
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Anticipation/Reaction Guides and Discussion Groups
Seventh graders study geometric shapes around the classroom. In this geometry lesson plan, 7th graders discuss their answers in groups to the Anticipation/Reaction guide handout. Students complete the reaction side of the guide and...
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Types of Triangles
Students classify triangles by the length of their sides. In this geometry activity, students use a white board to demonstrate the angles of various triangles. Students construct an equilateral, isosceles, and a scalene triangle.
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Triangles in Hexagon
In this geometric shapes practice worksheet, students cut out 8 triangles from the bottom of the worksheet and paste them inside the hexagon shape on the top of the worksheet.
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Triangles in Octagon
In this geometric shapes worksheet, students cut out the 8 triangles on the bottom of the worksheet and paste them to fit inside the octagon on the top of the worksheet.
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Concurrent Lines in Triangles
Students explore the concept of concurrent lines in triangles. In this concurrent lines in triangles lesson, students work in groups to investigate properties of concurrent lines in acute, right, and obtuse triangles. Students use a...
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Triangles
Students draw triangles. In this shapes lesson, students discuss what they already know about triangles, what they are and what they are made up of. Students discuss the types of triangles and practice drawing each type.
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Triangle Attributes and Measures
Seventh graders explore the concept of triangles. In this triangles lesson, 7th graders sort triangles according to various attributes such as acute, obtuse, isosceles, or equilateral. Students find the area and perimeter of triangles.
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Toby the Turtle and His Triangle
In this triangles activity, students trace two dotted examples of triangles and then draw their own. Students analyze a row of geometric shapes and color the triangles.
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Designing a Fort
Pupils explore the concept of right triangles. In this right triangle instructional activity, students construct a scale model of a tourist attraction similar to Fort Jefferson. Pupils research aerial photos of Fort Jefferson, then...
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Pythagoras's Theorem
Students explore Pythagoras' Theorem. In this geometry lesson, students complete 4 pages of equations using Pythagoras's Theorem. Students complete 14 problems.
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Right Triangle
In this right triangle worksheet, learners find the length of sides of a right triangle. This one-page worksheet contains 1 problem.
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Right Triangle
In this right triangle worksheet, students find the lengths of the sides of a triangle. This one-page worksheet contains 1 problem.
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Shapes: Triangles
In this learning shapes worksheet, students practice their fine motor skills as they trace the triangle shape and trace the word "triangle."
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Shapes
In this learning shapes worksheet, students practice their fine motor skills as they trace the square, triangle, rectangle, and circle shapes.
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Shapes and Colors
In this shapes and colors worksheet, students analyze a picture of a house that is made with squares, rectangles and triangles. Students follow the directions to trace and color each of the geometric shapes they find in the picture.
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Triangles and Rectangles
In this geometric shapes worksheet, students study five pictures of trees made out of triangles and rectangles. Students follow the directions to trace and color the shapes they find in the picture.
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Triangles and Ovals- Ice Cream Cones
In this geometric shapes instructional activity, students look for ovals and triangles in a picture of three multi-scoop ice cream cones. Students follow the directions to color each shape they find.
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Recognizing Triangles
In this triangles activity, students analyze 25 shapes in a full page collage. Some of the shapes have curved or jagged sides. Students circle all the triangles.
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Lines and Angles
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...
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Navy Sail Design
Students use the Pythagorean Theorem to explore sailboat design. In this Pythagorean Theorem lesson, two sides of a triangular sail are measured, and the theorem is used to calculate the third side. A worksheet, bulletin board design,...
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Grids
In this geometry instructional activity, students plot and label 8 sets of points and triangles on a grid using coordinate pairs. They use both positive and negative numbers.
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Tracing Triangles
In this tracing triangles worksheet, students trace the 4 triangles in each of the 3 rows and then draw some triangles on the back of the worksheet.
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Counting Triangles
Sixth graders examine triangles in a figure. In this geometry instructional activity, 6th graders establish a method for counting triangles within a given figure. Students discover that the total number of triangles is the sum of all...