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96 resources with the concept interior angles

Lesson Planet

Parallel Lines and Transversals

For Students 10th
In this parallel lines and transversals worksheet, 10th graders solve 99 various types of problems that include types of parallel lines and transversals. They identify the special name for each pair of angles in the figures shown. Then,...
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Exploring Characteristics of Triangles

For Teachers 9th - 11th
Students draw triangles and explore the classification of each using the measures of interior angles and lengths of sides. They investigate the sum of the interior angles of various triangles and conjecture and prove the theorem: The...
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Interior Angles of Polygons

For Students 9th - 12th
In this online math worksheet, learners determine the interior angles of polygons given their exterior measurements. This excellent resource allows the students to check their answers, and to get "hints" should they run into...
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Interior and Exterior Angles of Polygons

For Students 9th - 12th
For this online math worksheet, students find the interior and exterior angles of polygons. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
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Formula Determination

For Teachers 9th - 12th
Students derive a formula for the interior degrees in any convex polygon. In this geometric figure lesson, students determine the shapes of various polygons and the number of triangles formed. They use this information to derive the...
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Polygons and Angles: Looking for Patterns

For Teachers 10th
Tenth graders explore the angles of polygons.  In this geometry lesson, 10th graders investigate measures of the interior and exterior angles of a triangle, quadrilateral, and a pentagon.  Students make and test conjectures regarding the...
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Angles in Polygons

For Teachers 10th - 11th
In this polygons lesson, students explore TI-Navigator software by creating polygons. The teacher leads students through three problems that direct them to create, manipulate, and take measurements of three polygons.  Step by step...
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Graphing Objects

For Teachers 10th
Tenth graders graph different objects using a calculator. In this graphing calculator lesson, 10th graders investigate various types of angles using their graphing calculator. Students also identify the line cut by a transversal and a...
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3.1 Practice B: Lines & Angles

For Students 9th - 12th
For this lines and angles worksheet, students identify parallel, perpendicular and skew lines. They determine if given angles are alternate exterior, corresponding or alternate interior. Students complete two-column proofs concerning...
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Practice 3-4: The Polygon Angle-Sum Theorem

For Students 10th - 11th
In this angle-sum theorem worksheet, students find the variables for given polygons. They identify missing angle measures and determine the measure of an interior angle of a regular polygon. This one-page worksheet contains 19 problems.
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Transversals and Angles: Practice

For Students 6th - 7th
In this transversals and angles worksheet, students use the diagram and give two examples of the following angles: vertical angles, interior angles, and alternate exterior angles. Students then find the measures of the given angles and...
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Practice 3-1: Properties of Parallel Lines

For Students 8th - 10th
In this properties of parallel lines activity, students identify alternate interior angles, interior angles, and corresponding angles. They determine the measurement of angles using specified information. This one-page activity contains...
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Geometry: Angles

For Students 11th - 12th
In this angle worksheet, students find the value for a given variable. They use similar figures, alternate interior angles, side angle side, and other geometric theorems and proofs to determine the value of the given variable. This...
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Polygons

For Students 10th
In this polygons worksheet, 10th graders solve and complete 4 different problems related to various types of polygons. First, they determine the number of sides in each polygon. Then, students find the number of triangles in each figure...
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Polygons

For Students 10th
In this polygons worksheet, 10th graders solve 10 different problems that include determining various interior angles in polygons. First, they determine the number of sides a polygon has with a given measure for each angle. Then,...
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Polygons - Sum of Interior Angles

For Students 7th - 8th
For this polygon worksheet, students determine the sum of the interior angles of a figure. Given the sum of the interior angles, they determine the number of sides of a polygon and the measure of one central angle. This one-page...
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Polygons

For Students 10th
For this polygons worksheet, 10th graders solve 10 different problems that include various types of polygons. First, they determine the number of sides that a polygon has if the exterior angle is a certain degree. Then, students...
Lesson Planet

Interior and Exterior Angles

For Students 10th
In this interior and exterior angles worksheet, 10th graders solve 10 different problems that include determining the interior and exterior of various triangles. They determine the measure of an exterior angle and then they determining...
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Polygons

For Students 10th
In this polygons instructional activity, 10th graders solve 18 various types of problems related to different forms of polygons. First, they state the number of sides for each convex polygon and then, use the polygon shown to respond to...
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Polygons

For Students 10th
In this polygons worksheet, 10th graders identify and define both a polygon and a convex polygon and then, they apply two theorems that involve the interior and exterior angles of a convex polygon. First, they find the sum of the...
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Angles and Parallel Lines

For Students 10th
In this angles and parallel lines learning exercise, 10th graders solve 12 different types of problems that include measuring various angles and parallel lines in given figures. First, they find the measure of each angle using the figure...
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Geometry of Triangles - Week 6

For Teachers 12th - Higher Ed
In this geometry of triangles worksheet, students find the length of sides, are, and angle measurement of inscribed triangles, pentagons, and midpoint of a line. This two-page worksheet contains seven problems.
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Geometry w/o Figures - Week 7 (Basic Geometry Formulas)

For Teachers 10th - 12th
In this basic geometry worksheet, learners use basic formulas of geometry to find the area of a polygons, the number of sides of a polygon, and sum of the angles of various polygons. This three-page worksheet contains eight problems.
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Another Line of View

For Teachers 5th - 6th
In this math worksheet, students measure the interior angles of a triangle, square, hexagon, and octagon. A hinged mirror is used to reflect the measure of the angle.