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### We found 22 resources with the keyterm area formula

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Lesson Planet: Curated OER

#### Study Jams! Area of a Triangle

Even though there is a wide variety of different triangles in the world, knowing a single equation allows us to find the area of each and every one of them. Follow along with this step-by-step presentation as Zoe clearly models how to...

Lesson Planet: Curated OER

#### Triangle Area

While the lesson focuses on right triangles, this activity offers a great way to practice the area of all triangles through an interactive webpage. The activity begins with the class taking a square paper and cutting in in half; can they...

Lesson Planet: Curated OER

#### What is the Formula for the Area of a Rectangle?

Area=Length x Width. Locate the value of the length of the rectangle and locate the given width and plug them in to solve. Don't forget to include the units and multiply them.

Lesson Planet: Curated OER

#### How Do You Find the Area of a Trapezoid?

Trapezoids can be tricky! Break down the process of finding the area of a trapezoid with an engaging mathÂ video. Learners exploreÂ area formula and shown exactly how to plug in information, solve, and simplify.Â

Lesson Planet: Curated OER

#### How Do You Find the Area of a Rectangle?

Area=Length x Width. Locate the value of the length of the rectangle and locate the given width and plug them in to solve. Don't forget to include the units and multiply them too.

Lesson Planet: Curated OER

#### Area of a Triangle - Geometry Help

Do you know what A=1/2 bh means? If you don't this video on the area of a triangle is a must. It defines the formula needed to determine the area of a triangle, works through an example problem, and clearly explains the procedure.

Lesson Planet: Curated OER

#### How Do You Find the Area of a Trapezoid?

Trapezoids can be tricky. Break down the process of finding the area of a trapezoid with this video! Viewers are given information about the area formula and shown exactly how to plug in information, solve, and simplify. This is a...

Lesson Planet: Curated OER

#### How Do You Solve a Word Problem by Subtracting and Multiplying Polynomials?

Apply the distributive property to multiply a monomial times a polynomial to get the area of a rectangle. Then use this information to solve a word problem.

Lesson Planet: Curated OER

#### Recognize Area as Additive - Matching Worksheet

Wow, that's a big pencil box! Scholars measure the area of a 15-foot pencil box among other measurement word problems. For each, they evaluate the information given to figure the area, which is sometimes not the end-all answer they are...

Lesson Planet: Curated OER

#### Area of Rectangles in Word Problems - Matching Worksheet

Using just the measurements of ten rectangles, scholars match them to their calculated areas. Each of these is measured in feet, so the areas are labeled with square feet. The lengths and widths here are double and triple-digit whole...

Lesson Planet: Curated OER

#### Area of Rectangles and Squares

Find the area; scholars examine nine images of squares and rectangles with width, length, and units provided for each. They multiply double-digit numbers to find the area, writing it into the box provided. Because square units are...

Lesson Planet: Curated OER

#### Measure Area by Counting Units - Step-by-Step Lesson

What is the area? Because there is only one problem here with a detailed explanation below, consider projecting this as an all-class warm up. Learners examine a rectangle split into 12 squares. They know that each unit is three...

Lesson Planet: Curated OER

#### How Do You Find the Length of a Rectangle if You Know its Width and Area?

Learn how to use the formula for area to solve a problem about a rectangle. The demonstrator shows how to plug in the known values of a rectangle, and then how to use the formula for area to solve for the variable in question.

Lesson Planet: Curated OER

#### How Do You Find the Area of a Rectangle Whose Sides are a Monomial and a Polynomial?

Yes, it's a real-world word problem, but it's as easy as multiplying a monomial and a polynomial. Then all you have to do is to make sure you write it in simplest form.

Lesson Planet: Curated OER

#### How Do You Find the Area of a Rectangle Whose Sides are a Monomial and a Polynomial?

Lesson Planet: Curated OER

#### How Do You Solve a Word Problem by Multiplying Trinomials?

Use the distributive property to multiply these two trinomials. Then combine all the like terms and make sure to write them in descending order by degrees.

Lesson Planet: Curated OER

#### Using Tiling to Find Area

There is only one area calculation problem here, and the explanation is detailed below; consider projecting this as an all-class warm up. Scholars assess a rectangle with given length and width, calculating its area. Next, they break it...

Lesson Planet: Curated OER

#### Area of a Triangle: Formula

Determine the area of a triangle using the formula 1/2L x H. The formula is shown then demonstrated on both regular and irregular triangles. There are five practice problems included.

Lesson Planet: Curated OER

#### Area and Perimeter of Regular Polygons - An Extension

Pupils explore the relationship between area and perimeter of polygons.They measure the area and perimeter of regular polygons inscribed in a circle. Learners then discuss how as the number of sides of a regular polygon increase, the...

Lesson Planet: Curated OER

#### Finding Patterns in Tiles

Students explore perimeter and area of rectangles. In this rectangular lesson, students use tiles to discover the formulas for perimeter and area. Students solve for area.

Lesson Planet: Curated OER

#### Tukutuku Patterns

Students complete a series of lessons involving Tukutuku patterns, their rotations and area formulae. They determine the algebraic formulae for sequences. They use images as they work through the lessons to find the number of crosses in...

Lesson Planet: 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.