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### We found 26 resources with the concept isosceles trapezoids

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#### The Trapezoid

For Students 9th - 12th Standards
Enjoy this nicely organized worksheet that puts together multiple problems regarding trapezoid proofs. The resource can be used as a guide that begins with proving properties and ends with solving for measures of line segments.
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#### Quadrilaterals

For Students 9th - 12th Standards
Connect the quadrilaterals. Working in teams, pupils use a variety of tasks to make connections between special quadrilaterals. With the properties well defined, the groups construct quadrilaterals based on those properties. Learners...
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#### Natural Disaster Recovery and Quadrilaterals: Trapezoids and Land Assessments

For Students 9th - 12th Standards
After a tornado, an insurance company is in need of finding the area of a plot of land. Pupils use their knowledge of trapezoids and area formulas to calculate the area of the plot of land. The scholars work in groups to justify the...
Lesson Planet

#### Accessible Shapes

For Teachers 6th - 8th Standards
All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....
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Lesson Planet

#### Trapezoids: Lesson

For Students 8th - 11th
Using the definition of a trapezoid, the segment within a large playlist on basic geometry explains other properties of trapezoids. The video introduces the special properties held by isosceles trapezoids.
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#### Transformations of Trapezoids

For Students 9th - 12th Standards
Transform trapezoids to a T. Pupils identify reflections and rotations that take trapezoids and map them back to themselves. They consider both isosceles and non-isosceles trapezoids.
Lesson Planet

#### An Isosceles Trapezoid Problem

For Students 9th - 12th Standards
Prove the diagonals are shorter than the perimeter. Given an isosceles trapezoid, pupils develop a proof relating the length of the diagonals to the perimeter. Individuals sketch a graph of the trapezoid to assist with their explanations.
Lesson Planet

#### Properties of Quadrilaterals

For Teachers 9th - 11th Standards
What type of quadrilateral is that? Discover the difference between the types of quadrilaterals. Small groups investigate types of quadrilaterals using geometry software to find their properties. To keep track of the different...
Lesson Planet

#### Investigating Properties of Trapezoids

For Teachers 9th - 12th
Students investigate properties of trapezoids. In this properties of trapezoids lesson, students construct a trapezoid three different ways. Students derive the area formula for a triangle from the area formula for a trapezoid. Students...
Lesson Planet

#### Perimeter, Area, Volume and Surface Area

For Students 10th
In this perimeter of shapes instructional activity, 10th graders find the perimeter of the shapes illustrated. Then, they find the volume of each shape shown. Students also match the shape with its correct name on the left and find the...
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#### Geometric Word Problems

For Students 10th
In this geometric figures worksheet, 10th graders solve and complete 11 different word problems. First, they find the area of a regular octagon with a given side. Then, students find the area of each shaded region. They also find the...
Lesson Planet

#### Quadrilaterals

For Students 10th
In this quadrilaterals worksheet, 10th graders solve and complete 34 various types of problems. First, they fill-in the family tree with the names of the shapes of quadrilaterals shown. Then, students list the quadrilaterals that have...
Lesson Planet

#### Triangles

For Students 10th
In this triangles instructional activity, 10th graders solve and complete 21 various types of problems. First, they find the total area of the surface of a cube. Then, students find the distance of a plane from the center of a sphere....
Lesson Planet

#### Volume and Surface Area

For Students 10th
In this volume and surface area worksheet, 10th graders solve and complete 12 different types of problems. First, they find the volume of an isosceles trapezoid. Then, students find the volume and total surface area of a sphere. They...
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#### Right Triangles

For Students 10th
In this right triangles activity, 10th graders solve and complete 14 various types of problems. First, they find the perimeter of the isosceles trapezoid shown. Then, students find the measures of each marked side of a right triangle....
Lesson Planet

#### Volume and Surface Area

For Students 10th
In this volume and surface area worksheet, 10th graders solve and complete 12 different types of problems. First, they find the volume and total surface area of a given circle. Then, students find the height and radius of a cylinder...
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#### Solving Multistep Linear Equations

For Students 10th
In this multistep linear equations worksheet, 10th graders solve and complete 21 different multiple choice problems. First, they determine the value of a given variable by using multisteps. Then, students determine the equation that...
Lesson Planet

#### Properties of Trapezoids and Isosceles Trapezoids

For Teachers 10th
Tenth graders investigate trapezoids and isosceles trapezoids.  In this geometry activity, 10th graders construct a trapezoid and create an isosceles trapezoid from an ordinary trapezoid.  Students examine the lengths of the diagonals...
Lesson Planet

#### Properties of Trapezoids and Isosceles Trapezoids

For Teachers 10th
Tenth graders investigate trapezoids.  In this geometry lesson plan, 10th graders explore the properties of trapezoids and create an isosceles trapezoid from an ordinary trapezoid.  Using Cabri Jr., students conjecture and prove...
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#### Quadrilaterals

For Students 10th
In this quadrilaterals worksheet, 10th graders solve and complete 52 different types of problems. First, they write each theorem or corollary statement using symbols for a given quadrilateral. Then, students find the value of each...
Lesson Planet

#### Maximum and Minimum Problems

For Students 11th - Higher Ed
In this maximum and minimum problems worksheet, students solve and complete 9 various types of problems. First, they find two numbers with a given sum. Then, students find the maximum and minimum value of each equation. They also find...
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#### Prisms

For Students 10th
In this prisms learning exercise, 10th graders solve and complete 6 different types of problems. First, they find the volume of a right prism with equilateral triangles as bases. Then, students find the volume of a right prism with...
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#### Polygons

For Students 10th
In this polygons worksheet, 10th graders solve and complete 9 different problems that include measuring and identifying various polygons. First, they determine the perimeter of the donagon illustrated and write their answer in radical...
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#### Amazing Circle Number 16

For Teachers 6th - 7th
In this math worksheet, students fold a cut out of a circle to create an isosceles trapezoid. Students tell the ratio of the area of an assortment of shapes created by the folding.