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Congruent Triangles
In this congruent triangles worksheet, 10th graders solve and complete 10 different problems that involve various congruent triangles. First, they determine the length of the third side given the other two. Then, students determine the...
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Triangle Inequalities
In this triangle inequalities worksheet, 10th graders solve 10 different problems that include various types of triangles. First, they determine which side is the longest side of a triangle with given the exterior angle measurement....
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Right Triangles
In this right triangles instructional activity, 10th graders solve 10 different problems that include determining the means proportionally in each right triangle. First, they use the given information to determine the measure of each...
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Recognize Triangles
In this shapes learning exercise, students are asked to "colour" all of the triangles they find on the page. There are 10 shapes on the page and 4 are triangles. The second page contains suggestions for teachers on activities with 2-D...
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Triangles
In this triangles activity, 10th graders solve and complete 2 different problems. First, they find the perimeter of each triangle as described. Then, students find the slope of each side and altitude to each side of the triangles. In...
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Right Triangle
In this right triangle worksheet, students 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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Find the Missing Side of the Right Triangle
In this find the missing side of the right triangle worksheet, students use the Pythagorean theorem to find the missing side, given the other 2 lengths, for 4 triangles.
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Triangles
In this triangles worksheet, students name the kind of triangle that is shown in the picture. Students name 3 different kinds of triangles.
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Types of Triangles
Fifth graders explore the required functions of the Geometer's Sketchpad. Using the computer software, they construct similar triangles and identify them by angles and sides. Students classify triangles. Afterward, they complete problems...
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Right Triangles & Pythagorean Theorem
In this math worksheet, students find the missing angles for the right triangles using the Pythagorean Theorem. Then they label the adjacent and opposite angles.
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Special Segments in Triangles
In this special segments in triangles worksheet, 10th graders solve 6 various types of problems related to determining types of segments found in triangles. First, they find a segment if the line parallel is a median or an altitude....
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Triangles
In this triangles worksheet, 10th graders solve 10 different problems that include determining the measurement of various angles. First, they determine the area of a triangle illustrated on the sheet. Then, students use the picture to...
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Finding Remainders in Pascal's Triangle
Students use clock arithmetic to find remainders. In this patterns in math lesson, students explore the relationship between clock arithmetic and remainders using a computer applet. Students also identify patterns in Pascal's triangle...
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Using Centimeters to Measure the Perimeter of Triangles
In this using centimeters to measure the perimeter of triangles instructional activity, 2nd graders measure 6 triangles with a centimeter ruler and write the equation used to find the perimeter.
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Similar Polygons and Triangles Review
In this similar polygons and triangles review worksheet, students solve 33 short answer problems. Students determine if two given polygons are similar. Students explain the type of similarity if they find two polygons to be similar.
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Right Triangles and The Pythagorean Theorem
Young scholars play a game to reinforce concepts of the Pythagorean Theorem. For this geometry lesson, students find the missing angle and lengths of a right triangle. They use properties of trigonometry about sine, cosine and tangent to...
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Easy Worksheet: Pascal's Triangle
In this Pascal's Triangle worksheet, students solve 4 short answer problems. Students shade multiples of a given number on Pascal's Triangle. Students shade rows of Pascal's Triangle using mod eight and mod three.
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Triangles
In this triangles worksheet, 10th graders solve and graph 8 different problems that include various transformations. First, they write a rule for the composition of a dilation of a scale factor. Then, students determine whether a graphed...
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Recognize Triangles
In this shapes worksheet, students "colour" the triangles they find on the page. There are 10 shapes on the page and 4 of the mare triangles.
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Perimeter and Area of Triangles (B)
In this geometry worksheet, students calculate the perimeter and area for each of 4 triangles using the given measurements. They work with measurements that are labeled in centimeters.
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Pascal's Triangle
Fourth graders explore the patterns of Pascal's Triangle. In this problem solving lesson plan, 4th graders identify the patterns in the triangle by using the elements and the rule of the triangle.
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Patterns in Pascal's Triangle
Fourth graders investigate the patterns found in Pascal's Triangle by identifying patterns on different items -- including the teachers clothing, a checker board, a quilt, and a spider web. The students access the referenced computer...
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Geometry: Calculating Areas of Triangles
For this geometry worksheet, students calculate the areas for each of the eight triangles shown and write their answers on the lines provided.
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