Geometry.3.A.4 - Proving the Area of a Disk – Exit Ticket

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3 questions

Approximate the area of a disk of radius 2 using an inscribed regular hexagon.

Approximate the area of a disk of radius 2 using a circumscribed regular hexagon.

Based on the areas of the inscribed and circumscribed hexagons, what is an approximate area of the given disk? What is the area of the disk by the area formula, and how does your approximation compare?

From EngageNY.org of the New York State Education Department. Grade Geometry Mathematics Module 1, Topic A, Lesson 4. Internet. Available from https://www.engageny.org/resource/geometry-module-...; accessed 14/Apr/2016.