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### We found 215 resources with the concept right angles

Lesson Planet

#### Rectangles

In this rectangles worksheet, 10th graders solve 6 different geometry problems that are related to the quadrilateral, rectangle. First, they find the values of x and y to determine if quadrilateral RSTV is a rectangle. Then, students...

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#### Angle Measurements

In this angle measurements worksheet, 10th graders solve 12 problems that refer to the illustrations on the sheet and find the measures of various types of angles. First, they refer to the first figure to respond to 6 questions about the...

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#### Area of Parallelograms

In this area of parallelograms learning exercise, 10th graders solve 8 problems that include finding the area of various parallelograms. First, they find the area of each given figure in number 1-3. Then, students find the area of each...

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#### Verifying Angle Relationships

In this verifying angle relationships worksheet, 10th graders solve and prove various types of problems related to the verification process of various angle relationships. They complete each of the two proofs shown step-by-step, giving a...

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#### Extra Practice 44: Solving Problems Using Quadratic Equations

In this quadratic worksheet, young scholars read short stories, write quadratic equations and use their problem solving skills to solve the equation. Students use the Pythagorean Theorem to find the length of a diagonal, dimensions of a...

Lesson Planet

#### Angles

In this angle worksheet, students measure angles and determine if the angle is obtuse, right straight or acute. There are nine angles on this one-page worksheet. An answer sheet is provided.

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#### Sorting Angles

In this sorting angles worksheet, students distinguish the differences between right, obtuse and acute angles. Students determine what type of angle thirteen angles are as shown.

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#### Right Angles

In this math worksheet, students compare different shapes while identifying the right angles. They also write down the right angles seen in a classroom.

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#### Right Angles

In this math activity, students learn to recognize a right angle. Students study the picture of the right angle and are asked to draw 3 examples. Students then find and draw 9 examples of right angles in objects around them.

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#### Gougu Rule or Pythagoras' Theorem

Fifth graders explore Pythagoras' Theorem. They examine the pattern linking the length of the hypotenuse of a right angled triangle and the length of the other two sides. Students find an unknown side in right angled triangles.

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#### Hey! What Is Your Angle?

Fifth graders create and classify straight, right, acute and obtuse angles. In this clever lesson, 5th graders utilize pretzel sticks to form different types of angles. Best of all, they get to eat them at the end!

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#### Angles

Fourth graders study angles of polygons. In this polygon angles lesson, 4th graders completing a folding paper activity, a polygon classification activity, and an angle comparison activity.

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#### Shape Ship

Students study types of triangles and movements by shapes in an art project. In this shape and movement activity, students study a model of shapes. Students then cut out circles and practice turning them. Students do the same with a...

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#### Classifying Angles: Greater Than, Less Than, or Equal to 90 Degrees?

In this angles worksheet, students analyze four angles. For each angle, students decide if it is greater, less than, or equal to a right angle. Students check the correct box.

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#### Right Angles

In this right angles worksheet, students review various images of right angles. Students then find the angles and right angles for the given shapes and write them on the lines.

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#### Cosine

In this cosine worksheet, 10th graders solve 10 different problems that include various triangles. They determine the cosine of one point in each triangle illustrated. Then, they apply the line segments given to each and solve for the...

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#### Right Angles in the Classroom

In this finding right angles worksheet, students look around the classroom and draw any right angles they see. Students then "tick" any right angle in 6 geometric shapes.

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#### Naming Angles 2

For this naming angles worksheet, 10th graders complete 12 problems that identify and name various types of angles in figures. They name a pair of vertical angles and a linear pair in 8 of the problems. Then, students name a pair of...

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#### Cube Count

In this cube counting learning exercise, learners solve 5 word problems that refer to the illustration of a stack of cubes. First, they determine how many cubes would be needed to make four steps, then seven and eight steps. Students...

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#### Geometry: Classifying Angles

Students measure, construct, and classify angles as acute, right, straight, and obtuse. Once they have completed an angle worksheet, students use a map of South Carolina to locate cities by constructing the aforementioned angles.

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#### Math: A Geometric Neighborhood

Students, as a final project, draw a picture of their ideal neighborhood on a sunny day. In addition to the sun, their drawings include homes, trees, streets, and selected objects. Each object in their drawing has a written description...

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#### Investigating the Idea of Cos

Fifth graders use cos to solve problems involving right-angled triangles. They solve equations of the form cos(++) = a, for a between -180 and 360 degrees. They state the value of cos(++) in special cases and graph y = cos(++).

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#### Secrets of Lost Empires I-Colosseum

Sixth graders identify how to use pulleys to change the direction of force. Students develop ways to evaluate designs, noting that no one best design exists and that different tasks require different designs. Students designs will vary.