Lesson Plan
Curated OER

Triangles

For Teachers 3rd - 5th
This unit enables scholars to apply the rule for area of a triangle (area equals half base times height). They practice multiplication and division strategies as they calculate areas.
Lesson Plan
Curated OER

Connecting Formulas Related to Geometric Figures

For Teachers 8th - 12th
Students 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.
Worksheet
Curated OER

Calculating Area

For Students 4th - 6th
In this area activity, students calculate the area of shaded figures shown on grids.  ï»¿A reference web site is given for additional activities
Worksheet
Curated OER

Calculate Area Using Shaded Grids

For Students 3rd - 4th
In 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.
Worksheet
Curated OER

Calculate Area

For Students 5th - 6th
In this area instructional activity, students calculate the surface area of 3 given shapes, showing their work in spaces provided. A reference web site is given for additional activities.
Lesson Plan
Curated OER

How Long Does It Take?

For Teachers 3rd - 5th
Students investigate the lengths of time various activities take and calculate how long is spent on these activities in a week. They complete a worksheet for each activity that is timed, and calculate lengths of time for simulated...
Assessment
Concord Consortium

Swimming Pool II

For Students 10th - 12th Standards
Combine geometry and algebra concepts to solve a modeling problem. Young scholars consider the effect surface area has on volume. They write a cubic function to model the possible volume given a specific surface area and then...
Interactive
CK-12 Foundation

Linear Equations: Deep Dish Pizza

For Students 6th - 9th Standards
Explore the volume of solids with a real-life connection. Learners calculate the volume of a deep-dish slice of pizza to determine its price. They model the slice as a part of a cylinder and create a formula for calculating the cost.
Lesson Plan
Curated OER

Volume of a Rectangular Prism

For Teachers 4th - 7th Standards
Children use the length, width, and height of an object to calculate the volume of a rectangular prism. They observe how to multiply three numbers at a time, and define volume. Pupils observe as the teacher demonstrates how to determine...
Lesson Plan
Curated OER

Perimeter and Area of Similar Figures

For Teachers 8th - 11th
Students explore the relationships between similar figures. In this relationships between similar figures lesson, students discuss relationships between perimeter, circumference, area, surface area, and volume of similar figures through...
Lesson Plan
Curated OER

Puck's Girdle

For Teachers 5th
Fifth graders calculate the perimeters, areas, and volumes of everyday objects. They discuss the word problem involving Puck from the Shakespeare play "Mid-Summer Night's Dream," and invent and plan a method for solving the problem in...
Lesson Plan
Curated OER

Pythagoras' Theorem

For Teachers 8th - 12th
Students are introduced to the Pythagoras' Theorem and its history, proofs and practice in application. Students find perimeters, areas and volume of everyday objects. Students state and explain the theory.
Interactive
Curated OER

Spheres

For Students 10th
In this geometry worksheet, 10th graders determine the surface area and volume of a sphere, given the diameter or the radius. The one page interactive worksheet contains ten questions. Answers are provided.
Worksheet
Curated OER

Geometric Shapes

For Students 5th
In this geometry and shapes worksheet, 5th graders practice calculating the shaded area of 2 objects. Students count the squares on 2 grids to find the volume of each object in cube units.
Worksheet
Curated OER

Calculate Volume and Surface Area

For Students 8th - 10th
In this geometry skills worksheet, students solve 4 problems that require them to calculate volume and surface area of geometric figures. In 2 problems students work backwards to calculate length.
Worksheet
Curated OER

Calculate Surface Area

For Students 6th - 8th
In this geometry skills worksheet, students solve 3 problems that require them to calculate the surface area of geometric figures.
Worksheet
Curated OER

Area, Perimeter, and Volume

For Students 5th - 7th
In these area, perimeter, and volume worksheets, students calculate to find the area, perimeter, or volume of the various figures. Students complete 30 problems.
Lesson Plan
Curated OER

SA/V Ratio and Rate of Diffusion

For Teachers 9th - 12th
Students calculate the SA/V ratio and volume of phenophthalien agar that are cut into different shapes. They then let ammonia diffuse into the various pieces of agar and determine the effect that SA/V had on the rate of diffusion.
Lesson Plan
Curated OER

Who Wants to Carry a Million?

For Teachers 7th - 9th
Students, in groups, determine the volume of a box large enough to hold a million dollars. They calculate the dimensions of a bill and the volume of the money.
Worksheet
Curated OER

3D Shapes

For Students 10th
In this 3D shapes worksheet, 10th graders solve and complete 5 various types of problems. First, they find the area of the logo item shown. Then, students find the height of a cuboid given its length and width. In addition, they circle...
Lesson Plan
Curated OER

Cook Me Up Some Equations

For Teachers 7th - 12th
Students study a variety of math concepts in the context of cooking up a meal. In this math lesson, students calculate surface area and volume. They draw and interpret different types of graphs.
Lesson Plan
Curated OER

Surface Area of Pyramids

For Teachers 9th - 12th
Students identify the surface area of pyramids and other polygons. In this geometry lesson, students find the different measurements for the different parts of a polygon. They use the surface area formula to solve for the surface area,
Lesson Plan
Curated OER

Surface Area of Cones

For Teachers 9th - 12th
High schoolers find the surface area of cones. In this geometry lesson plan, students calculate the dimensions of each three-dimensional shape and use the correct formula to solve the problem. They relate concepts of cones to the...
Lesson Plan
Curated OER

Paper Packaging Design

For Teachers 8th - 10th
Students create packages with a maximum capacity. In this geometry lesson ,students estimate using whole numbers, decimals and fractions. They calculate length, weight and mass of packaging.