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126 reviewed resources

1 In 1 Collection
EngageNY

The Area of Right Triangles

For Teachers 6th Standards
Slice and dice area. Pupils cut rectangles in half and determine the area of the resulting right triangles. They use what they discovered to develop a formula to find the area of a right triangle in the second lesson plan in a 22-part...
1 In 1 Collection
EngageNY

End-of-Module Assessment Task: Grade 6 Math Module 5

For Students 6th Standards
Assess the class' ability to solve problems involving area, surface area, and volume with a six-question assessment that presents problems covering aspects of calculating measurements of 2-D and 3-D figures. Class members use the...
1 In 1 Collection
EngageNY

The Area of All Polygons Through Composition and Decomposition

For Teachers 6th Standards
To compose or decompose, that is the question. The fifth portion of a 22-part series presents area problems of polygons. Pupils determine how to compose or decompose the polygons into shapes whose area is easily calculated. 
1 In 1 Collection
EngageNY

The Area of Acute Triangles Using Height and Base

For Teachers 6th Standards
Use the height of an acute triangle to create two right triangles. The third lesson in a series of 22 has pupils divide acute triangles into two right triangles. Scholars calculate the areas of the two right triangles and add them...
1 In 1 Collection
EngageNY

The Area of All Triangles Using Height and Base

For Teachers 6th Standards
Drop in the altitude is all that is needed. Pupils explore finding areas of different types of triangles. Learners realize the formula for finding their area is the same and explore the location of altitudes in triangles to finish the...
1 In 1 Collection
EngageNY

The Area of Parallelograms Through Rectangle Facts

For Teachers 6th Standards
Slide a portion of a parallelogram to make a rectangle. Pupils cut parallelograms and create rectangles from the pieces. They make the connections to the areas of the figures and realize that the formula for area is the same for both...
Lesson Planet

Between the Lines

For Students K - 12th Standards
Explore linear and square dimensions by comparing areas of similar figures. A creative set of five activities designed for elementary through high school classes asks young scholars to compare areas of specific polygons. The first two...
Lesson Planet

Part and Whole

For Students K - 7th Standards
Now you'll never have trouble cutting a cake evenly again. Here is a set of five problems all about partitioning shapes into a given number of pieces and identifying the fractional amount of each piece. As learners progress through the...
Lesson Planet

Double Down

For Students K - 12th Standards
Double the dog ears, double the fun. Five problems provide increasing challenges with non-linear growth. Topics include dog ears, family trees and population data, and geometric patterns.  
Lesson Planet

Poly-Gone

For Students K - 12th Standards
Investigate polygons from rectangles to triangles to octagons. Each level of the five-problem series targets a different grade level. Beginning with the level A problem, learners examine the relationship between area and perimeter by...
Lesson Planet

Tri-Triangles

For Students K - 12th Standards
Develop an understanding of algebraic sequences through an exploration of patterns. Five leveled problems target grade levels from elementary through high school. Each problem asks young mathematicians to recognize a geometric pattern....
Lesson Planet

Surrounded and Covered

For Students K - 12th Standards
What effect does changing the perimeter have on the area of a figure? The five problems in the resource explore this question at various grade levels. Elementary problems focus on the perimeter of rectangles and irregular figures with...
Lesson Planet

Area and Perimeter

For Students 8th Standards
Develop a strategy for finding the area and perimeter of irregular figures. Building on an understanding of finding area and perimeter of rectangles and triangles, learners apply the same concepts to composite figures. After practicing...
Lesson Planet

Area of Compound Shapes

For Students 7th - 10th Standards
Scholars learn how to determine the area of compound shapes by finding the areas of the basic shapes that make it up. Pupils find the areas by adding areas together or subtracting them.
1 In 1 Collection
Lesson Planet

Build Your Dream Science Lab

For Teachers 6th - 8th Standards
Would your ideal science lab be filled with bubbling beakers and zapping Tesla coils? Or would it contain state-of-the-art computer technology and data analysis? Dream big with an innovative lesson that connects math and language arts...
2:47
Lesson Planet

Area of Rectangles Using Sums and Differences

For Students 9th - 12th Standards
Use the formula for the area of a rectangle for more than just rectangles! Scholars see that they can use common area formulas to find the area of irregular shapes. 
8:48
Lesson Planet

Area of Rectangles

For Students 9th - 12th Standards
A critical skill in mathematics is using formulas to solve problems. Learners see the area formula for rectangles applied to three different types of problems. The video instructor demonstrates problems represented with a diagram,...
Lesson Planet

Representing the Laws of Arithmetic

For Teachers 6th Standards
Sixth graders connect numerical expressions to geometric area. They first complete an assessment task requiring them to identify area models for numerical expressions. Learners then participate in an activity to match area models to...
Lesson Planet

Optimizing Coverage: Security Cameras

For Teachers 6th - 7th Standards
Are you being watched? Class members determine where to place security cameras protecting a shop. They then evaluate their own and several provided solutions.
Lesson Planet

Smoothie Box

For Teachers 6th - 8th Standards
Pupils demonstrate their understanding of nets by designing a net of a box that contains 12 bottles. Given the full size top and side views of the bottle, they determine the dimensions needed for the finished box. The directions do not...
Lesson Planet

Security Camera

For Students 6th Standards
Only you can prevent shoplifting. Class members use a given floor plan to investigate the placement of a security camera. They must incorporate knowledge of area and percents to complete the task.
Lesson Planet

Fruit Boxes

For Students 6th Standards
Perfect for visual and hands-on learners, an engaging lesson prompts pupils to consider the different-sized boxes they can create from a piece of cardboard. They develop a model to determine the size of the box with the greatest volume. 
Lesson Planet

Study Jams! Area of a Parallelogram

For Students 5th - 8th Standards
Get introduced to the idea of square units and how to calculate the area of a parallelogram. The resource provides a visual lesson to measuring different types of this shape and how it relates to square units. 
Lesson Planet

Formulas for Elementary and Intermediate Algebra

For Students 6th - 9th Standards
Give your scholars the support they need to work with formulas. A reference page offers definitions and picture examples of perimeter, area, surface area, volume, the Pythagorean theorem, a variety of shapes, and more.