Area of a Circle

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Objective

I can calculate the area of a circle using the formula A = πr².

Part 1 of 3

Warm-up video

Unknown Channel · 5:00

We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.

Part 2 of 3

Practice

5 questions

1

What is the formula for calculating the area of a circle?

2

A circle has a radius of 5 meters. Calculate the area of the circle and provide your answer in square meters, rounding to the hundredths place.

Part 3 of 3

Exit ticket

Quick comprehension check

A circle has a radius of 8 centimeters. Calculate the area of the circle and provide your answer in square centimeters, rounding to the hundredths place. If the diameter of a circle is 16 inches, what is the area of the circle? Show your calculations and round your answer to the hundredths place.

Sample answer included in the free materials

Get the materials

Teacher guide, student handout, and slides — free, in Google Docs format

  • Teacher Guide

    Complete lesson plan with answer keys and alternate activities

  • Student Handout

    Printable worksheet

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