Curated OER
Problem-Solving Application: Use Formulas: Practice
In this formula activity, students use formulas to solve 5 word problems, showing their work. Houghton Mifflin text is referenced.
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Perimeter and Area of Complex Figures
In this perimeter and area of complex figures practice instructional activity, students sharpen their problem solving skills as they solve 6 story problems.
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Leveled Problem Solving Triangles
In this triangles practice activity, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Constructions and Loci
In this geometry worksheet, students construct polygons and calculate the different angles formed by each shape. They construct circles, trapezoids, and rectangles and answer 20 questions.
Math eBook
Perimeter Worksheet
For this perimeter worksheet, students find the perimeter of given regular and irregular polygons. This four-page worksheet contains 20 problems. This interactive worksheet may be completed online or printed for paper use.
Curated OER
Quadratics with Irrational Solutions
In this algebra worksheet, students apply the concepts of a right triangle to help them solve for the missing sides of a triangle. They use the quadratic formula to solve word problems. There are 5 problems with an answer key.
Center for Innovation in Mathematics Teaching
Trigonometry
This unit covers the basic trigonometry including understanding radians, how to convert between radians and degrees, the area of a circle subtended by an angle, basic properties and graphs of sine, cosine, tangent, and solving...
Curated OER
Chords of Circle
In this geometry learning exercise, 10th graders solve problems using parallel chords, perpendicular bisectors and chords that are equal distance from the center.
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Trigonometric Triangles
In this trigonometry worksheet, students find the missing angle and sides given the 6 trigonometric values. There are 6 questions with an answer key.
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Seeing Solar Storms in STEREO-I
In this geometric calculations of solar storms worksheet, students use a diagram indicating the location of 2 STEREO satellites, the earth and the sun to calculate the distance between a Coronal Mass Ejection and the Earth. They use...
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LRO-Searching for Lunar Boulders
In this lunar boulders worksheet, students use an image taken by the LRO satellite of the surface of the moon to find the scale of the image and determine the number of boulders and their approximate sizes.
Curated OER
Midpoints and Bisectors
In this geometry worksheet, students calculate the midpoints of polygons using coordinate pairs. They find the angle bisector, altitude and median of the given triangles. There are 33 questions.
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Triangles
In this triangles worksheet, 10th graders solve and complete 22 different problems related to various types of triangles. First, they name the shortest and longest sides and the smallest and largest angles in each of triangles...
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Solve Word Problems with Geometry
In this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
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Right Triangle Trigonometry
In this trig activity, 12th graders identify the angles of a tight triangle using sine, cos and tan combined with the given sides. There are 23 problems broken down in 4 sections.
Curated OER
Convert A Larger Metric Unit to a Smaller One
In this metric conversion worksheet, students solve 12 problems in which larger units are converted to smaller units. Included are conversions of weight, distance and capacity. There are no hints or examples.
Curated OER
The Pythagorean Theorem
In this geometry instructional activity, 10th graders answer questions about right triangles by identifying the 3 sides of the triangle. They analyze the different shapes of polygons and relate them to right triangles to find the sides...
Curated OER
Difference In Time
For this time worksheet, students write down the time and compare the difference in time between the two clock faces. Students complete 6 time problems.
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Difference In Time
In this telling time worksheet, students write down the digital time in the clocks given. They then write the differences in time from the two clocks in each problem. Students complete 6 problems.
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Basic Theorems and Proofs
In this pre-calculus learning exercise, 11th graders recall the three forms of the law of cosines and used it to solve problems involving triangles. They also write out the laws of sines and use those to solve problems with angles. There...
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Lesson 10-6: Using the Quadratic Formula
In this quadratic formula worksheet, students solve 5 quadratic problems. Students use the quadratic formula to find maximums, minimums, roots, and y-intercepts.
Curated OER
Area and Perimeter of a Rectangle
In this online rectangles worksheet, students find the area and perimeter of thirty-nine rectangles. Students check their answers on line as they go and receive their overall score online at the end of the worksheet.
Curated OER
Three Scale Drawing Activities
In this scale drawing activity, students complete three different scale drawing activities. One activity is making a scale drawing, one involves answering questions from a given scale drawing, and one is a cross-number puzzle. The...
Curated OER
Pythagorean Theorem and Triangles
In this geometry activity, 11th graders solve problems with right triangles using the Pythagorean Theorem. They find the missing angle or missing side. There are 15 questions with an answer key.