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Common Core · Grade 7 · Geometry

Standard 7.G.B.4

Free lessons and printable worksheets aligned to Common Core math standard 7.G.B.4.

3 lessons3 worksheets

Lessons for 7.G.B.4

Area of a circleCut into wedges, lay them into a near-rectangle, read off pi r squared.Lesson
CircumferencePi as the ratio of around to across, and the formula that follows.Lesson
Why the circle area formula worksThin wedges cut from a circle and interlocked make a near rectangle of radius by half the circumferenceLesson

Printable Worksheets

Area of a circle worksheet (PDF)Printable worksheet with answer keyPreview
Circumference worksheet (PDF)Printable worksheet with answer keyPreview
Why the circle area formula works worksheet (PDF)Printable worksheet with answer keyPreview