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Worksheet
Curated OER

Learning Triangles

For Students K - 1st
In this triangles worksheet, students recognize triangles. Students complete the worksheet by practicing drawing triangles and recognizing triangles in a picture.
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Worksheet
Curated OER

The Law of Sines

For Students 9th - 12th
In this law of sines worksheet, students use the law of sines to find the missing measurement in a triangle. They determine the value of angles and the lengths of triangles. Students compute the area of triangles. This four-page...
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Worksheet
Curated OER

All About Triangles

For Students Pre-K - K
In this triangles worksheet, students recognize triangles in a picture. Students find all the triangles in the picture, trace them and color them black.
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Worksheet
Curated OER

Graphs of Formulas

For Students 5th
In this worksheet students fill out a function table after reading a short word problem. This is a good way for students to practice the necessary skills for solving word problems or setting up algebra equations.
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Worksheet
Curated OER

Geometric Shapes

For Students 3rd - 5th
In this recognizing characteristics of shapes instructional activity, students identify characteristics of quadrilaterals, triangles, and parallelograms and determine which sets fall under the same category. Students solve four problems.
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Worksheet
Curated OER

Triangles

For Students 6th - 10th
In this triangles worksheet, students solve six word problems where they determine the angles measures in different triangles.
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Worksheet
Curated OER

Area of Quadrilaterals

For Students 10th
In this area of quadrilaterals worksheet, 10th graders solve and complete 5 various types of problems. First, they solve each of the triangles shown and find the area of each triangle. Then, students prove that the sum of the squares of...
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Worksheet
Curated OER

Ratio

For Students 6th
In this ratio worksheet, 6th graders practice problem solving 10 mathematical word problems involving the ratio between measurements and triangles.
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Worksheet
Curated OER

Area of Triangle

For Students 3rd - 5th
For this area worksheet, students read and problem solve the area of 8 triangles. Students show their work on each problem on the worksheet.
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Worksheet
Curated OER

Learning Colors and Shapes

For Students 2nd - 4th
In this colors and shapes learning exercise, students look over a box full of different shapes, color the triangles red, squares blue, rectangles yellow, ovals green, circles purple and the diamonds orange.
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Lesson Plan
Curated OER

Parallelograms and Triangles

For Teachers 8th - 11th
In this parallelogram and triangle worksheet, students answer 10 word problems regarding the area and perimeter of triangles and the area of parallelograms.
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Worksheet
Curated OER

Colors and Shapes

For Students K - 1st
In this colors and shapes learning exercise, students review names of shapes and color each shape by following written directions. Students color nine shapes.
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Worksheet
Curated OER

Properties of Angles, Lines, and Triangles

For Students 10th
In this properties of angles, lines and triangles instructional activity, 10th graders solve and complete 28 different problems that include determining the measurement of various figures shown. First, they use the geometric properties...
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Worksheet
Curated OER

Triangle Land

For Students 3rd
For this triangles worksheet, 3rd graders look at 8 pictures of triangles, count the triangles in each picture and then write a multiplication sentence to show how many sides there are in all. Students study the first one done for them.
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Worksheet
Curated OER

Triangles

For Students 10th
In this triangles worksheet, 10th graders solve 12 different problems that include various angles of triangles. First, they determine the measure of an exterior angle. Then, students determine the measure of any of the base angles of an...
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Worksheet
Curated OER

Geometry

For Students 2nd - 3rd
In this rectangles and shapes worksheet, students complete a variety of exercises including counting the number of faces on a solid object, coloring solids to match nets and coloring plane shapes. Students check their answers online as...
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Worksheet
Math Mammoth

Area Problems

For Students 8th - 9th
In this area worksheet, students solve eight area problems to solve involving triangles, quilts, and land plots. Students have to know area formulas for right triangles.
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Worksheet
Math Mammoth

Area Problems/ Triangles

For Students 6th - 8th
In this math activity, students find the area of each triangle that is described in the word problem. They calculate the area through using the formula of 1/2 Base X Height.
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Worksheet
Math Mammoth

Classify The Triangles

For Students 6th - 8th
In this math activity, students measure all the angles in these triangles. They also calculate the sum of the angles and classify the triangles.
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Worksheet
Math Mammoth

Triangles 1

For Students 5th - 9th
In this triangles instructional activity, students measure and calculate the measurements of eight triangles, their sums and classify the triangles as acute, obtuse or right.
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Lesson Plan
Curated OER

Shapes

For Teachers 2nd - 3rd
Students practice identifying spheres, triangles, and rectangles and the difference between plane shapes and space shapes. They identify shapes in the classroom and complete activity sheets.
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Lesson Plan
Curated OER

Pythagoreum Theorem

For Teachers 6th - 8th
Learners practice assessing how to apply the formulas for the area of parallelograms and triangles. They recount the contributions of Pythagoras and apply the theories of the Pythagorean theorem in a group project to calculate the...
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Lesson Plan
Curated OER

The Truth About Triangles And Proofs

For Teachers 9th - 12th
Learners engage in a lesson that is about the classification of triangles and the mathematical proofs involved in working with them. They work on a variety of problems that are created by the teacher with the focus upon the importance of...
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Lesson Plan
Curated OER

Similarity and Congruence

For Teachers 9th - 12th
Students determine that two figures are similar or congruent by investigating figures that are similar and figures that are congruent. They prove that two figures are similar or congruent by using definitions, postulates, and theorems.