In this area learning exercise, students calculate the area of 2 squares and 1 rectangle, showing their work in a space provided. A reference web site is given for additional activities.

In this geometry worksheet, students identify items as either lines, line segments or rays by checking the appropriate box beneath each figure.

In this area and perimeter worksheet, students find the perimeter of 1 of a pair of rectangles with the same area. A reference web site is given for additional activities.

In this triangle worksheet, students draw the type of triangles described, 4 total. Space is provided for student's drawings. A reference web site is given for additional activities.

For this triangles worksheet, students draw angles with given measurements and identify each as either acute, right, obtuse or straight. A reference web site is given for additional activities. 

In this angles in polygons worksheet, students determine the sum of internal angles and calculate x. A reference web site is given for additional activities.

In this flip, turn or slide worksheet, students determine which has been done to a set of 6 letters. A reference web site is given for additional activities.

In this lines of symmetry worksheet, students check yes or no to tell whether sets of lines shown are lines of symmetry. A reference web site for additional activities is given.

In this radius, diameter and circumference worksheet, students calculate diameter and estimate circumference of 2 given circles. A reference web site is given for additional activities.

In this central angle worksheet, students calculate the missing central angles in a set of 4 circles. A reference web site is given for additional activities.

In this angles worksheet, students use a protractor and measure a set of 5 angles, checking the correct measurements and labeling as acute, right, obtuse or straight.

In this flip, turn or slide worksheet, students determine which has been done to a set of letters written on grids. A reference web site is given for additional activities.

In this lines of symmetry worksheet, students check either yes or no to determine whether 3 pictures have rotational symmetry or not. A reference web site is given for additional activities.

In this symmetry worksheet, students analyze 4 pictures. Students determine if each picture has rotational symmetry and mark "yes" or "no". There is no definition for this term and no example.

In this lines of symmetry worksheet, students check yes or no after determining whether diagrams show lines of symmetry. A reference web site is given for additional activities.

For this circles worksheet, students calculate either the radius, diameter and circumference of a set of 4 circles, one measurement is given for each circle, students calculate the remaining 2. 

Learners discuss tangram vocabulary, and act out slide, flip, and turn. They observe tangram puzzles on a web page, and solve their own tangram puzzles.

Young scholars explore tessellations as well as various types of polygon. Students examine tessellating patterns in the world around them. Young scholars examine tessellations by creating their own tessellations and completing the...

Students review geometry unit content through a vocabulary/word game. They demonstrate understanding using geoboards to answer questions. They work in groups and it's a race to the correct answer.

Fifth graders use formulas for calculating areas of squares and rectangles to find area of complex figure, compare their own ideas with their classmates' ideas, and recognize that there are multiple methods for finding area of complex...

Fifth graders use their arm, toothpicks, and marshmallows to create lines, segments, and rays. In this lines, segments, and rays lesson plan, 5th graders learn how these appear on a plane.

Fifth graders participate in a review game of geometry topics. In this geometry lesson, 5th graders use the "Eggspert" interactive classroom game system to review the geometry skills taught that week. Students work in teams to complete...

Students discover the focal point in pictures and create their own images using lines and space.  For this art analysis lesson, students create a black dot on a white paper which becomes a focal point for the lines the student will...

Students examine the attribute of equilateral triangles. In this equilateral triangle lesson plan, students examine a number of paper triangles to determine how they are classified. They determine how triangles are depicted in Navajo rugs.