 The new Gynzy Flash-free

You are here : Home  >  Mathematics  >

# Geometry Sort

### Area of Irregular Figures

- Lesson plan -

Find the areas of complex or irregular figures by dividing them into familiar shapes. Find the areas of each shape and sum them to find the total area.

### Two & Three Dimensional Shapes

- Lesson plan -

Identify, compare, classify, and analyze attributes of two and three dimensional shapes. ### Flips, Slides, & Turns

- Lesson plan -

Introduce the terms flips, slides, and turns.

### Nets of Solids

- Activity -

Practice nets of solids by matching the correct 3d shape with its net fold. ### Exploring Symmetry

- Lesson plan -

Classify plane figures according to types of symmetry (line, rotational).

### Area

- Lesson plan -

Find the areas of squares, rectangles, parallelograms and triangles. ### Perimeter & Area of Irregular Figures

- Lesson plan -

Find the perimeter and area of irregular figures. Estimate the perimeter and area of irregular figures.

### Solid Figures

- Lesson plan -

Identify solid figures including prisms, pyramids, cones and spheres. Identify the nets of solid figures. ### Area of complex shapes

- Activity -

Calculate the area of parallelograms, triangles and trapezoids.

### Perimeter mixed calculations

- Activity -

Complete the assignments for mixed perimeter calculations. ### Area of a Tapezoid

- Lesson plan -

Find the area of a trapezoid by using compound figures and by deriving the formula for the area of a trapezoid. Find the height given the area.

### Surface Area of a Cylinder

- Lesson plan -

Discover and create the formula for the surface area of a cylinder. Apply this formula to calculate the surface area of various cylinders. ### Transformations in the Coordinate Plane

- Lesson plan -

Identify, describe and perform transformations involving translations, reflections, and rotations.

### The Pythagorean Theorem

- Lesson plan -

Look for relationships between the lengths of the sides of a right triangle, leading to the Pythagorean Theorem. Apply the theorem to find the hypotenuse and legs of a right triangle. ### Congruency & Similarity

- Lesson plan -

Find congruent and similar shapes. Distinguish between congruency and similarity.

### Angles

- Lesson plan -

Identify angles as right, less than a right angle or greater than right angle.