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Type: Multiple-Choice
Category: Circles
Level: Grade 10
Author: jjstanley
Last Modified: 7 years ago

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Circles Question

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Grade 10 Circles

Given

$d'=4$ ,

$r=3$ , and

$r'=2$ find

$d$ . Use the formulas

$C/(C')=r/(r')=d/(d')$ or

$A/(A')=d^2/(d'^2)=r^2/(r'^2)$ (where

$C, r, d, A$ represent the circumference, radius, diameter, and area of a circle).