+
Worksheet
Curated OER

Cosine

For Students 10th
In this cosine worksheet, 10th graders solve 10 different problems that include various triangles. They determine the cosine of one point in each triangle illustrated. Then, they apply the line segments given to each and solve for the...
+
Worksheet
Curated OER

Triangle Angle Sort

For Students 10th
In this triangle and angle instructional activity, 10th graders identify 36 different angles and triangles illustrated on the sheet. First, they define the vocabulary to include equilateral, scalene, right, and isosceles triangle. In...
+
Worksheet
Curated OER

Circle Proofs

For Students 10th
In this circle proofs worksheet, 10th graders complete 4 different problems that include circle proofs. They respond to each of the questions that deal with circle proofs. Then, students read the given information and use the circle...
+
Worksheet
Curated OER

Extraterrestrial Shapes

For Teachers Pre-K - K
In this shapes learning exercise, students complete 5 different figures with various given shapes. First, they identify each shape illustrated. Then, students color and decorate each shape. Finally, students cut out and paste the various...
+
Worksheet
Curated OER

Math and Numbers - Basic Shapes

For Students Pre-K - 1st
In this basic shapes worksheet, students view labeled pictures of a circle, square, triangle, rectangle and oval. They are not asked to do anything with these shapes.
+
Worksheet
Curated OER

The Different Shape

For Students Pre-K - K
In this geometry worksheet, learners identify and color the shape that is different in each row. There are ten different shapes shown on the sheet.
+
Worksheet
Curated OER

Trace the Different Shape

For Students Pre-K - K
In this geometry worksheet, students trace the shape that is different in each row. There are a number of different shapes to identify on the sheet and then, color each one.
+
Worksheet
Curated OER

Counting Shapes

For Students K
For this mathematics worksheet, students identify various shapes. Then they circle the correct number of shapes illustrated in each box. There are 10 problems to solve on the sheet.
+
Worksheet
Curated OER

Compare Groups

For Students K
In this mathematics learning exercise, students identify various types of shapes shown. Then they circle the group with the most shapes. There are 8 problems to solve on the sheet.
+
Worksheet
Curated OER

Graph Groups

For Students K - 1st
In this mathematics worksheet, students solve a number of problems by counting each shape and graphing the amount to the right in height. Then they circle the shape that appears the most often on the sheet.
+
Worksheet
Curated OER

Calculating the Area of a Triangle

For Students 5th
A quick definition and the formula for finding the area of a triangle is provided at the top of this learning exercise. After reading the description, 5th graders must find the area of the 3 given triangles. This is an excellent...
+
Lesson Plan
Curated OER

Cutting Sandwiches

For Teachers 3rd - 8th
Students discuss shapes and their characteristics. As a class, they explore shapes made from a square. Students explore triangles, squares, fractions of a square such as a half and a quarter. Individually, they complete worksheets, and...
+
Lesson Plan
Curated OER

Application of Delta-Epsilon Definition of the Limit

For Teachers 9th - 12th
Students investigate the concept of a Limit and how it is used in a variety of problematic situations. They fold paper to help illustrate how to form equilateral triangles and explain how all the angles are the same. The lesson includes...
+
Lesson Plan
Curated OER

Pythagorean Theorem Word Problems

For Teachers 6th - 8th
Young scholars investigate the concept of the Pythagorean Theorem for geometry by using word problems. The challenge is for them to translate the words into the right measurements for a triangle looking for the longest side known as the...
+
Lesson Plan
Curated OER

Seeing Shapes

For Teachers K - 1st
Students study a variety of geometric shapes by taking pictures of items representing the shapes with a digital camera. They identify the shapes by using software to paint on the image.
+
Lesson Plan
Curated OER

Tri this Angle!

For Teachers 1st
First graders draw and describe various types of polygons. they investigate their own environments for examples of polygons. After reading the book, The Greedy Triangle, they discuss everyday objects that are polygons. They create shape...
+
Lesson Plan
Curated OER

Elastic Band Shapes

For Teachers K - 1st
Young scholars identify basic shapes (triangle, square, rectangle, circle), create shapes with different body parts, and create shapes at various levels (high, low)