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Basic two dimensional shapes and properties.
| Work with terms like hexagon, square pyramid, rectangular prism.
| Work with terms like polygon, right angle, faces, sphere, parallel, segment...
| Striking Examples of Geometry in Architecture |
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Basic polygons.
| Features of polygons.
| Features of irregular polygons.
| An Interactive Geometry Overview Lesson (Fun!)
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Basic concepts of parallelograms.
| Basic concepts of parallelograms.
| Basic concepts of parallelograms.
| A quiz based on parts of the 'Magic Circle' Lesson (above)
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Area
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Use the formula length x width = Area.
| Finding area with whole and half units.
| Finding the area of complex polygons.
| Finding the area of more complex polygons.
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Use the formula base x height = Area.
| Use the formula base x height = Area.
| Use the formula 1/2 base x height = Area.
| Use the formula 1/2 base x height = Area.
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Perimeter
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Calculate area of figures with integer sides.
| Calculate area, with emphasis on process and thinking algebraically.
| More challenging with an emphasis on thinking algebraically.
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Perimeter & Area Using a Ruler
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Refer to rulers to find side lengths & add them.
| Refer to rulers to find side lengths & add them.
| Refer to rulers to find the area of a rectangle.
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Volume
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Use the formula L x W x H = V(cubic units).
| Use the formula L x W x H = V(cubic units).
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Linear Measurement
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Measure to the nearest inch, half inch, and quarter inch.
| Measure to the nearest inch, half inch, and quarter inch.
| Measure to the nearest whole, half, quarter, and eighth inch.
| Measure to the nearest sixteenth inch.
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Measure to the nearest centimeter & exact millimeter.
| Measure & compare with centimeters & millimeters.
| Measure with fractions of inches, cm & mm, w/ ruler misplaced.
| Enter measured values for cm, mm, & inches.
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Measure to the nearest centimeter & exact millimeter.
| Student recognizes the labeled division of an inch.
| Student relies less on the labeling of an inch.
| Practice moving the ruler in this activity.
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Types of Triangles
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Determine whether a triangle is equilateral, scalene, right, isosceles, etc...
| Determine whether a triangle is equilateral, scalene, right, isosceles, etc...
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Using a Protractor
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Find the degree measure of an angle, as well as naming some angles.
| Find the degree measure of an angle, as well as naming some angles.
| Find the degree measure of an angle, as well as naming some angles.
| Find the degree measure of an angle, as well as naming some angles.
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Estimating Angles
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Estimate the degree measure of an angle using a neighboring protractor as a reference.
| Estimate the degree measure of an angle using a neighboring protractor as a reference.
| Estimate, by entering a value, the degree measure of an angle, within 10 degrees, using a neighboring protractor as a reference.
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Naming Angles
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Identify angles as acute, obtuse, right, straight using a protractor as reference.
| Identify angles as acute, obtuse, right, straight w/ & w/o a protractor as reference.
| Identify angles as acute, obtuse, right, straight w/o using a protractor as reference.
| Identify angles as acute, obtuse, right, straight w/o using a protractor as reference.
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Calculating Angles
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Using addition or subtraction, determine the angle measure of an unlabeled angle in a triangle.
| Using addition or subtraction, determine the angle measure on af unlabeled angle in a triangle.
| Using addition or subtraction, determine the angle measure of an unlabeled angle in a quadrilateral.
| Using addition or subtraction, determine the angle measure of an unlabeled angle in a quadrilateral.
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The activities below will be ready soon.
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Identify congruent figures.
| Identify figures with a line of symmetry. Finding Complements & Supplements to given angles.
| Finding Complements & Supplements to given angles.
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