If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

MAP Recommended Practice

Course: MAP Recommended Practice > Unit 8

Lesson 1: Area and circumference of circles
Math
MAP Recommended Practice
Geometry 222-226
Area and circumference of circles
© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

Area of a circle

CCSS.Math: 7.G.B.4
Google Classroom
You might need: Calculator

Problem

Find the area of a circle with a circumference of start color #11accd, 12, point, 56, end color #11accd units.
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
unitssquared
Stuck?
Stuck?