Author:
JENNIFER BRINKLEY
Subject:
Mathematics
Material Type:
Lesson Plan
Level:
High School
Grade:
9, 10
Tags:
Circles
License:
Creative Commons Attribution
Language:
English

Education Standards (1)

TI Activity - Geometry makes a fashion statement

Overview

Objectives

• Students will develop the equation for a circle centered at (0, 0) from the Pythagorean Theorem.

• Students will write equations of circles given a radius and center at (0, 0)

• Students will solve equations of circles for y in terms of x.

Vocabulary: • Radius • Center • Pythagorean Theorem

About the Lesson

• In this activity students will explore the creation of a circle skirt

• Students will need familiarity with Pythagorean Theorem.

• Students will need to be able to solve equations involving squares and square roots.

TI Activity

This is an activity that incorporates the use of TI calculator with learning the equation of a circle.  Lessons, worksheets, and activity files are available for TI-84 Plus and TI-Nspire calculators.