Curated OER
Area of Polygons
In this area of polygons worksheet, 10th graders solve and complete 12 various types of problems. First, they find the area of a given square. Then, students find the length of an original square as illustrated. They also write an...
Curated OER
How Many Stars are in the Sky?
In this star count worksheet, students solve three problems using a given polynomial and its logarithm to determine the number of stars in a given area.
Curated OER
How Many Blades of Grass in a Football Field?
Students, by taking a sample count from a small area, estimate the total number of blades of grass in a football field. They use a cardboard from, the inside of which measures 1 square foot to do their calculations.
Curated OER
Every Square Inch Counts
Young scholars monitor the abundance of organisms in photograph quadrats. In this environmental monitoring lesson, students view pictures of rocky intertidal and subtidal marine zones and discuss the importance of monitoring organism...
Curated OER
Completing the Square Algebraically
Using TI-Nspire, scholars rewrite quadratic expressions by completing the square. They change the equation into vertex form. By the end of this lesson, they should be able to change any quadratic equation into vertex form.
Texas Instruments
Trisecting a Square
High Schoolers investigate the question of whether or not the area of square can be trisected. In this lesson, they use geometry software to answer the questions and determine what conditions are necessary to the three regions to by equal.
Curated OER
Counting Animal Populations
Students learn how to count animal populations by the Mark and Recapture method. In this counting animal populations lesson plan, students begin by predicting amounts of different candies in a jar. Students then simulate using beans, two...
Curated OER
Problem Solving: Perimeter, Area, or Volume?
In this perimeter, area, or volume instructional activity, students read the word problems and determine whether to problem solve to find the perimeter, area, or volume to answer the six word problems.
Curated OER
Circumference and Area of Circles
In this math worksheet, students learn to calculate the area and circumference of a circle. Students answer 4 word problems after reading the information and studying the examples.
Curated OER
Finding Area
Seventh graders explore the concept of area. In this area instructional activity, 7th graders determine what measurements are necessary to find the area of a rectangle and circle. Students use area formulas to calculate area or...
Curated OER
Finding Perimeter and Area
Third graders understand the perimeter by units and now find perimeter by addition. In this perimeter lesson, 3rd graders relate their prior knowledge to adding the sides of the perimeter by answering a series of questions.
Curated OER
Square Circles
Students analyze and demonstrate how a circle can be measured in square units and examine how diameter, circumference and radius are related.
Curated OER
Discovering the Area and Perimeter of Triangles
Eighth graders identify how to find the area and perimeter of rectangles and triangles. They discuss their understanding of area and perimeter and how the two concepts are applied in the real world. Finally, 8th graders determine the...
Curated OER
Calculating Area
In this area worksheet, learners calculate the area of shaded figures shown on grids. A reference web site is given for additional activities
Curated OER
Calculate Area Using Shaded Grids
For this area worksheet, students calculate area of shapes using shaded grids, writing answers in cube units. A reference web site is given for additional activities.
Curated OER
Areas and Perimeters
In this geometry instructional activity, 10th graders are given polygons on a coordinate plane. They calculate the area and perimeter of each shape, by counting the length of each square on the graph.
Curated OER
Fractions and Percentages 9.1
For these calculating and converting fractions and percentages worksheets, learners add and subtract fractions, solve word problems, and convert fractions to percentages and percentages to fractions. They solve 85 problems.
Curated OER
Picking Patterns
In this pattern worksheet, students enumerate the number of objects that comes next in the sequence including triangles, blocks, and circles. There are 6 questions.
Curated OER
Measurement: Lesson 2
Fourth graders find the perimeter of a geometric shape by adding the lengths of the sides. They find the area of a square or rectangle by counting square units. Students use multiplication to find the area of a rectangle. They estimate...
Curated OER
Numeric Response Problem
In this square units worksheet, 3rd graders complete word problems about the amount of square units shown. Students complete 10 problems.
Curated OER
Workplace Math Skills Assessment (Scale Drawing)
In this math worksheet, students take an assessment test of 8 problems related to the construction field of work. Students examine scale drawings and answer questions about area, perimeter and purchasing construction materials.
Curated OER
Cut It Out!
Students calculate the surface area of polygons. For this geometry lesson, students use spacial reasoning to find the answer to their problem. They analyze solids and create formulas to estimate the measurements of the area.
Curated OER
Investigation-On the Surface
Students compute the surface area of 3 geometric solids to determine the shape of package that would require the least amount of paper to wrap. In this geometry lesson, students work on a two-question assessment embedded in the plan. The...
Indiana Science
How Many E’s?
Seventh graders explore random sampling by estimating the number of e's on the newspaper. They explain the possible error sources for this type of sampling, and compare the accuracy of sampling a small and large population. This is a...