Curated OER
The Pythagorean Theorem
In this Pythagorean theorem instructional activity, 9th graders solve and complete 8 different problems that include using the Pythagorean theorem to solve. First, they find the missing measure in each right triangle. Then, students make...
Curated OER
Introducing Polygons
In this polygons worksheet, learners name the 6 different colored shapes, choose any 3 polygons to draw and color on a grid, while adding a right angled triangle and a rhombus.
Curated OER
Names of 2D Shapes
In this 2D shapes learning exercise, students fill in the blanks to name and describe the following four 2D shapes: circle, square, triangle and rectangle.
Curated OER
The Pythagorean Theorem
In this Pythagorean theorem worksheet, 9th graders solve and complete 16 different problems that include using the Pythagorean theorem to solve each one. First, they find each missing measure given the hypotenuse of a right triangle....
Curated OER
Classifying Shapes Using Venn Diagrams
In this classifying shapes using Venn diagrams worksheet, students draw examples of isosceles, right, and equilateral triangles in the proper sections of the first graphic organizer. They draw polygons, both regular and quadrilaterals,...
Curated OER
Recognize Triangles
In this shapes worksheet, 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 shapes.
Curated OER
Recognize Triangles
In this shapes learning exercise, students "colour" the triangles they find on the page. There are 10 shapes on the page and 4 of the mare triangles.
Curated OER
Mean Twisters - Mean Proportional
In this mean proportional worksheet, students work in pairs to solve right triangle problems. They use ratios and proportions of similar triangles to determine a missing length. This two-page worksheet contains 16 problems.
Curated OER
Algebraic Equations
In this algebraic equations worksheet, students solve and complete 4 different sets of problems that include solving for variables and using ratios. First, they solve for a variable and write out all of the steps in the process. Then,...
Curated OER
Shape Search
In this visual thinking activity, 2nd graders determine how many smaller shapes are within the four larger shapes. Shapes include circles, rectangles, triangles, and squares.
Curated OER
Quadrilaterals and Other Polygons
In this polygon worksheet, 5th graders name 6 polygons, tell if each one is a regular polygon or not and tell if it is a special quadrilateral.
Curated OER
Mid-Segment of a Triangle
For this triangle worksheet, students examine triangle diagrams. They determine the perimeter, length of a line, midpoint of a line, and angle measurement from given information. This one-page worksheet contains ten problems.
Curated OER
Pythagorean Theorem
In this Pythagorean Theorem worksheet, students determine the length of a missing side of triangles. They read story problems, draw diagrams, and use the Pythagorean Theorem to solve real life problems. This one-page worksheet contains...
Curated OER
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...
Curated OER
Classify and Identify Polygons
For this polygon worksheet, students observe pictures of polygons and identify their proper name. They read descriptions of polygons and determine the polygon described. This one-page worksheet contains ten problems.
Curated OER
Proofs Involving Congruent Angles
In this congruent triangle worksheet, students write proofs to support characteristics of congruent triangles. This one-page worksheet contains ten problems.
Curated OER
Independent Practice 2: Triangles
In this triangle activity, students identify given triangles according to their sides and angles. Afterward, students draw triangles to match given descriptions. This one-page activity contains 15 problems.
Curated OER
Isosceles Triangle Theorems
In this isosceles triangle learning exercise, learners use theorems to determine if given triangles are congruent or not congruent. In addition, they identify the described triangles as isosceles or right. This one-page learning...
Curated OER
Right Triangles
In this right triangles learning exercise, 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 line...
Curated OER
Area and Perimeter of Figures
For this area and perimeter worksheet, 10th graders solve 10 different problems that include various figures shown. First, they determine the area of triangles, parallelograms, and trapezoids in each box. Then, students determine the...
Curated OER
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...
Curated OER
Trigonometric Ratios
For this trigonometric ratios worksheet, 10th graders solve 9 different problems that include determining the trigonometric ratios of each triangle. First, they determine the sides and angles of a right triangle that is shown in each...
Curated OER
Special Right Triangles
In this special right triangles worksheet, 10th graders solve 10 different problems that include solving equations that are special right triangles. First, they determine the exact value of each problem. Then, students use the...
Curated OER
Cosine
In this cosine worksheet, 10th graders solve 10 different problems that include various measures of angles. They determine the value of x in each problem using the cosine of the given angle. Then, students substitute the answer they...