Curated OER
Finding the Area Under A Curve with Random Probability
Students explore the concept of area under a curve. For this area under a curve lesson, students find the area under a curve using the Monte Carlo method using random points and probability. Students calculate the area under the same...
Curated OER
Geometry and Spatial Sense
Students investigate geometric shapes in 2 and 3 dimensions. In this geometry lesson, students create a model chocolate factory working in groups and using an actual cake. Students take a quiz about measurement equations...
Curated OER
Finding Area
Seventh graders explore the concept of area. In this area lesson, 7th graders determine what measurements are necessary to find the area of a rectangle and circle. Students use area formulas to calculate area or rectangles and circles.
Curated OER
Ara of Circles
Young scholars identify the differentiate the different properties of circles and parallelograms. In this geometry lesson, students calculate the area of each solid and identify the formula. They relate Pi to the circumference of a circle.
Curated OER
Crop Circles
Students calculate the area and circumference of a circle. In this geometry lesson, students solve word problems with circles and create formulas to calculate the area. They find the rate and complex area of a circle.
Curated OER
Equations of Circles
Young scholars will define circle and radius. In this radius lesson, students are given a circumference, they will write an equation and sketch the circle. Young scholars will match graphs of circles to their equations.
Curated OER
Radius, Diameter and Area
Students identify the radius and diameter of a circle. In this geometry lesson, students calculate the volume and area of a cylinder and circle. They relate the circumference of a circle to Pi.
Curated OER
Geometry of Circles: Week 7
In this circle worksheet, students determine the number of degrees in a minor arc, find the area of a circle, find the area of a shaded region. This two-page worksheet contains six problems.
Curated OER
Geometry of Circles - Week 7 (Area & Circumference)
For this circle worksheet, young scholars 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...
Curated OER
Diameter, Radius and Area
Students calculate the diameter, radius and area of a circle. In this geometry lesson plan, students investigate the different ratios of a circle. They calculate the surface are of each circle.
Curated OER
Exploring Area/Perimeter Through Coordinate Geometry
Pupils explore area and perimeter through coordinate geometry using student literature, hands-on manipulatives, and the Internet.
Curated OER
Linear/Planar Geometry - Week 5
In this linear and planar geometry worksheet, students use the Pythagorean Theorem, equation of a line, slope of a line and area formulas to solve problems. This three-page worksheet contains seven problems.
Curated OER
Area, Perimeter Word Puzzle
Students measure planes and solids. In this geometry instructional activity, students find the area and perimeter of different polygons.They complete a word puzzle to review their vocabulary words.
Curated OER
Introductory to Area (Squares, Rectangles, and Triangles)
Middle schoolers explore the concept of finding area. In this finding area lesson, students use knowledge of area of triangles to find area of squares and rectangles. Middle schoolers find area of irregular figures by breaking the...
Curated OER
Surface Area with Polydrons
Students explore measurements by analyzing geometric shapes. In this surface area instructional activity, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons....
Curated OER
Geometry: Area Project
Sixth graders identify and use area formulas for finding the area of geometric shapes.
Curated OER
Geography: Lengths, Perimeter, and Area of Similar Objects
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.
Curated OER
Volume, Surface Area for Rectangular & Triangular Prisms
Seventh graders explore the concept of rectangular and triangular prisms. In this rectangular and triangular prism instructional activity, 7th graders identify various prisms as triangular or rectangular. Students discuss the various...
Curated OER
Geometry in Nature
Students examine how the circumference, diameter, and the relationship of Pi of a circle are related. They count the summer rings of a tree to determine its growth.
Curated OER
Finding the Basal Area of a Forest Plot to Determine Stocking Levels
Students use graphs and plots to measure the basal area and stocking levels. In this graphing instructional activity students work in the field the use their data to help them complete a lab activity.
Curated OER
Connecting Formulas Related to Geometric Figures
Young scholars identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
Curated OER
Inscribing a Circle in a Triangle
Pupils investigate inscribing a circle in a triangle. They use Cabri Jr. to draw a triangle, locate the incenter, and use the distance from the incenter to a side of the triangle to inscribe a circle. The dynamic nature of the geometry...
Curated OER
Secants, Tangents and Arcs
Students identify chords and angles. For this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
Texas Instraments
Angles in Circles
Teach your learners how to investigate the relationship between a central angle and an inscribed angle which subtend the same arc of a circle. The dynamic nature of Cabri Jr. provides opportunity for conjecture and verification.