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- Grade Range
- 7th - 10th
- Rating
Students use the area probability applet to manipulate the size of the circle and the rectangle to explore the probability that a point in the rectangle is also in the circle. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students measure rectangles and triangles to determine their areas. They use the area formula for rectangles to determine an area formula for trapezoids. They calculate the area of trapezoids, given the base and height. Full Review »
- Grade Range
- 2nd
- Rating
Students participate in a series of hands-on, online and multimedia activities that examine the concept of area. They view clips from the animated series Math Monsters and discuss the purpose of area and how it is used in the real world. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students analyze satellite images and databases concerning local forests and forested areas. They visit each forested area and complete a survey regarding trees and undergrowth, then present their data during a slideshow presentation. Full Review »
- Grade Range
- 3rd - 6th
- Rating
Students calculate the area of regular and irregular polygons by counting the number of whole an half squares within the polygon. They determine the formula for regular polygons and label the area in square units. Full Review »
- Grade Range
- 4th - 6th
- Rating
Students review the concepts of area, surface area, volume, and perimeter. Using the provided worksheets, the students demonstrate their ability to calculate area, volume, and perimeter. Full Review »
- Grade Range
- 6th
- Rating
Students develop formulas for determining perimeter and area of triangles, rectangles and parallelograms and volume of rectangular prisms. Students create parallelograms and triangles from rectangles, developing and understanding of how the formulas are derived for area and perimeter of these shapes. Students then calculate areas and perimeters. Full Review »
- Grade Range
- 4th
- Rating
Students develop and use strategies to find perimeter of regualar or irregular shapes using string, paper clips, links and other objects. They find the area using tiles or counting squares of regualar and irregular shapes on a grd. Pupils find the volume by layering cubes in a box. Full Review »
- Grade Range
- 2nd - 6th
- Rating
Students calculate the area of a shape and explain the correlation between the size of the perimeter and the areas that can be contained within that perimeter. Students also explain the affect the shape of the perimeter has on the area of an object. Full Review »
- Grade Range
- 8th
- Rating
Students are shown a blueprint of a house and must determine the amount of carpet needed. In groups, they calculate the area of rectangles and triangles and apply them to the shapes in the blueprint. To end the lesson, they practice calculating the area of different composite polygons and determine how much carpet is needed. Full Review »
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