Curated OER
Triangle Puzzler
Students are introduced to some basic concepts of geometry. They explain that the definition of a triangle is a figure with three sides, three angles, and three points. Triangles can be named by using three points in their correct sequence.
Curated OER
Practice Problems
In this geometry worksheet, students practice finding the measure of 4 different angles. Students work independently as they refine their ability to correctly calculate the measure of an angle.
Curated OER
Parallel Lines and Triangles
For this triangles worksheet, students solve 1 problem of multiple variables within a single picture of various triangles intersecting with a pair of parallel lines.
Curated OER
Can a Geometric Mean be Nice?
In this Geometry instructional (work)sheet, pupils are instructed on how to find the geometric mean. Students are then shown how the geometric mean is applied to proving similar triangles.
Curated OER
Pythagorean Theorem
Young scholars solve right triangles using the Pythagorean Theorem. For this solving right triangles using the Pythagorean Theorem lesson, students find the missing side of a right triangle. Young scholars find the hypotenuse...
Curated OER
Triangle Review
In this triangle worksheet, students draw the type of triangles described, 4 total. Space is provided for student's drawings. A reference web site is given for additional activities.
Curated OER
Rectangles and Squares
Students identify two dimensional shapes in the school environment. In this basic shapes instructional activity, students watch a video about rectangles and squares. Students find examples shapes in their classroom and draw them....
Curated OER
Equilateral Triangles
In this equilateral triangles worksheet, students study the various triangles to identify equilateral triangles. Students may count the triangles.
Alabama Learning Exchange
Is It a Triangle?
Students explore the concept of triangle inequalities. In this triangle inequality lesson, students cut spaghetti noodles into given lengths. Students use the noodles to complete a worksheet about triangle inequalities. ...
Curated OER
Recognizing Triangles
In this triangle worksheet, students circle all of the triangles in a shape of patterns. Worksheet gives a reference web site for additional activities.
Curated OER
Circus of Shapes
In this geometric shapes activity, students analyze a picture of a skyscraper tower with many shapes. Students color all the triangles.
Noetic Learning
Kinds of Triangles (Online Interactive)
In this triangles learning exercise, students analyze pictures of four triangles. For each triangle, students mark if it is acute, obtuse, or right.
Curated OER
Circles and Triangles: Sun
For this coloring shape worksheet, students trace the circles and color them yellow. Kids trace the triangles and color them orange. Students then trace the circle and triangle at the bottom of the page.
Curated OER
Shapes and Color: Rectangles and Triangles
In this shape and color worksheet, students trace rectangles, coloring them pink, then trace circles, coloring them purple. Students then trace and color a set of 6 circles.
Curated OER
Shapes and Colors: Triangles and Ovals
In this shape and color worksheet, students trace triangles coloring them brown, then trace ovals and color them pink. Students also trace and pictures of a ice cream cones made of triangles and ovals.
Curated OER
Angles
In these angles worksheets, learners complete several activities for angles. Students complete 34 problems about angle measurement.
Curated OER
Geometry: Quadrilateral, Triangle, Parallelogram
In this geometry activity, students decide which characteristic, quadrilateral, triangle, or parallelogram make sets of shapes fall under that same category.
Curated OER
Special Right Triangles
In this right triangles learning exercise, 10th graders solve and complete 16 various types of problems. First, they find the missing side lengths in each illustration shown. Then, students place the letter of each problem on the lines...
Curated OER
Triangle Practice
In this triangle learning exercise, students trace and color various triangles. Other shapes are included; students must also determine which shapes are triangles.
Curated OER
Tracy Triangle
In this triangle activity, 1st graders study the picture of the triangle and then memorize the triangle song. Students practice drawing triangles in the provided space.
Curated OER
Perimeter and Area of Triangles 2
For this measurement worksheet, 5th graders study the different triangles and then use the given measurements to find the perimeter and area for each.
Curated OER
Calculating the Perimeter of a Triangle
In this geometry worksheet, 5th graders read how to find the perimeter of a triangle. They use the P= S1+S2+S3 formula to find the perimeter of three triangles.
Curated OER
Shapes Matching Worksheet
Using this worksheet, students practice identifying basic shapes, such as an oval, rectangle, triangle, and hexagon. This worksheet would be ideal for preschool or kindergarten students.
Curated OER
Shape, Color, and Number Match
In this shapes and colors learning exercise, students solve and complete 8 different problems that include matching numbers, shapes, and colors. First, they use the guide at the top of the sheet to match the number to the correct color....