Curated OER
Drawing a Triangle with Cabri Junior
Learners draw triangles on their graphing calculators using the Cabri Junior application. In this graphing calculator lesson, students follow step by step directions to create triangles on their calculator. They identify the type of...
Curated OER
Exterior and Interior Angles of Triangles
Tenth graders explore the exterior and interior angles of triangles. They use a theorem in order to prove a theorem about all polygons. Students use the theorem and its applications to find the angles of different types of triangles.
Curated OER
Triangle Exercises
In this math worksheet, students determine the name for each triangle according to its classification. Then they create a truss construction model.
Curated OER
Year 10 Mathematics Triangle Test
In this math instructional activity, students find the solutions to the missing angles and sides of the triangles using the correct trigonometric ratios.
Curated OER
How To Find the Area of a Square And Rectangle
Students practice using the formula to calculate the area of a square or triangle. They participate in large group guided practice using simple area of squares problems then complete a series of problems calculating the area of rectangles.
Curated OER
Area and Perimeter
Students explore area and perimeter. In this math lesson plan, students differentiate between area and perimeter and compute the area and perimeter of an object.
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Area
Students use different shapes that represent tangrams to determine the area of a space. In this area lesson plan, students trace shapes and have their partners determine the area of that shape.
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Surface Area with Polydrons
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
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Finding the Area of a Parallelogram with Translations
Students calculate the area of a parallelogram. For this geometry lesson, students perform translation using a coordinate plane and coordinate pairs. They perform translation on other polygons.
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Finding the Area of a Parallelogram with Translations
Students calculate the area of parallelograms. In this geometry instructional activity, students identify properties of parallelograms and use to to solve problems. They create polygons using Cabri software.
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Geometry: Area Project
Sixth graders identify and use area formulas for finding the area of geometric shapes.
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What's My Area?
Students use tiles to find area. In this finding area lesson, students explore how to use square tiles to make shapes, then look at how they can be used to measure area. Students then explore how an area can be covered with different...
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Does the Area of the Quadrilateral Change?
Seventh graders complete activities to further their understanding of area formulas. For this area lesson, 7th graders watch as the teacher uses Polystrips to model parallelograms. Students find the area of a rectangle and answer...
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Finding the Area & Volume of Buildings Using Architectural Drawings
Fifth graders find the area and volume of buildings. In this architecture lesson, 5th graders look at the drawings of three historic Tennessee buildings. They use these to help find the area and volume of the building.
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Area and Perimeter Problem Solving Retest
In this math worksheet, young scholars solve 6 story problems in which area or perimeter is calculated. These are construction related problems that students must solve and indicate if area or perimeter is used. The meaning of the title...
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Explore Area
In this exploring area worksheet, learners sharpen their problem solving skills as they solve 6 story problems using the provided diagrams.
Curated OER
Lengths, Areas and Shapes - Week 9
In this lengths, areas and shapes worksheet, learners explore overlapping and non-overlapping patterns. They identify the number of objects in a pattern, determine how the pattern may be folded to create additional patterns, and...
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Geometry of Circles - Week 7 (Area & Circumference)
In this circle worksheet, students solve problems involving the circumference, area and arc length in a circle. They explore the union of circles and semicircles, as well as the line segments tangent to the circle. This two-page...
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Area on a Coordinate Grid
In this area on a coordinate grid worksheet, students solve and graph 10 different problems on a coordinate grid. First, they determine the area of the given figures in each. Then, students determine the length of each side of the...
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Four Calculus Derivative, Extrema, and Maximize Area Problems
In this calculus review worksheet, students find derivatives, calculate extrema on an interval, and maximize area. Students should be familiar with the derivatives of trigonometric functions.
Raytheon
Geometry: Perimeter and Area
In this geometry worksheet, young mathematicians apply the formulas for the area and perimeter of polygons and circles to solve a variety of skills practice and problem-solving questions.
Curated OER
Mixed Right Triangles
In this geometry worksheet, 10th graders use right triangle trigonometry to find the missing angle measure or side length in right triangles. The one page interactive worksheet contains ten questions. Answers and hints are included.
Illustrative Mathematics
Same Base and Height, Variation 1
Four triangles are depicted for learners to construct on a geoboard. They compute and compare the areas, and so meet one of the sixth grade Common Core standards for geometry. Note that the set of triangles does not include a right...
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Pythagorean Theorem
In this measurement lesson, learners examine the Pythagorean Theorem, perimeter, and areas of right triangles. They record their measurements and research their findings on a grid.
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