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# Geometry Sort

### Angles

- Lesson plan -

Identify angles as acute, right or obtuse. Find the measure of an angle using a protractor.

### Perimeter

- Lesson plan -

Develop strategies to determine the perimeter of rectangles and plane figures. ### Area

- Lesson plan -

Develop strategies to determine the area of rectangles and plane figures.

### Finding the Average

- Lesson plan -

Introduce mean average using a line plot. ### Dilations

- Lesson plan -

Investigate dilations and reductions. Find the center of dilation and the scale factor.

### Applying the Pythagorean Theorem

- Lesson plan -

Use and apply the Pythagorean theorem to find the hypotenuse and the legs of a right triangle. ### The Distance Between Two Points

- Lesson plan -

Find the distance between two points in the coordinate plane using the Pythagorean Theorem.

### The Midpoint Formula

- Lesson plan -

Find the midpoint of a line segment. Apply the midpoint formula. ### Use Algebra to Solve Geometry Problems

- Lesson plan -

Use algebra to solve geometry problems. Review angle properties for angles on a straight line, angles in a triangle, complementary, supplementary, interior, exterior and opposite angles.

### Volume of a Rectangular Prism

- Lesson plan -

Find the volume of a rectangular prism. Solve contextual problems. Find the largest and smallest volume for a piece of luggage. ### Plane Shapes

- Lesson plan -

Identify common plane shapes including squares, circles, rectangles, triangles. Identify polygons up to six sides. Classify shapes by common characteristics.

### Volume of Prisms & Cylinders

- Lesson plan -

Find the volume of prisms and cylinders. Apply to contextual problems. ### Area of a Circle

- Lesson plan -

Derive the formula for the area of a circle. Find the area of a circle given the radius or diameter of a circle.

### Volume of a Prism

- Lesson plan -

Find the volume of rectangular prisms and triangular prisms. Compare volumes of prisms of equal height. Find the volumes of similar prisms. ### Perimeter & Area

- Lesson plan -

Understand the concept of perimeter and area. Find the perimeter and area of simple polygons. Find the area of rectangles and squares using length x width.

### Interior & Exterior Angles of a Polygon

- Lesson plan -

Investigating the interior and exterior angles of polygons. Derive the formula for finding the sum of the interior angles of a polygon. Use this to find the interior angles of a regular polygon. Find the sum of the exterior angles of a polygon.