Problem preview

MF.GM.2 Standard MF-049-A11-V04

Find and interpret perimeter and circumference in numeric and contextual problems.

Put both boundary measures into a comparable form

Problem

A rectangle measures \(9~\text{centimeters}\) by \(4~\text{centimeters}\), and a circle has radius \(6~\text{centimeters}\). Express \(\text{both}~\text{boundary}~\text{measures}\) in exact and decimal form, and compare them.

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Rectangle: 26 cm; Circle: 12π cm. As decimals: 26.0 cm and 37.7 cm. The circle’s circumference is greater.

Rectangle: 13 cm; Circle: 12π cm. As decimals: 13.0 cm and 37.7 cm. The circle’s circumference is greater.

Rectangle: 26 cm; Circle: 6π cm. As decimals: 26.0 cm and 18.8 cm. The rectangle’s perimeter is greater.

Rectangle: 26 cm; Circle: 12π cm. As decimals: 26.0 cm and 31.4 cm. The circle’s circumference is greater.

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Curriculum context

Course: Math Foundations
Standard: MF.GM.2
Category: Geometry and Measurement
Domain: Plane Measurement
Objective: Find and interpret perimeter and circumference in numeric and contextual problems.
Problem type: Put both boundary measures into a comparable form