Students locate and print samples of two different business letter formats. They write rough drafts of business letters inquiring when, where, and how math is used.

Students identify the radius and diameter of a circle. In this geometry lesson, students calculate the volume and area of a cylinder and circle. They relate the circumference of a circle to Pi.

Students apply the Unit Circle to solve ratios of triangles. In this geometry lesson plan, students derive the different ratios of a triangle using the Pythagorean Theorem. They find the angles of a unit circle using a right triangle.