casidahdavis casidahdavis

14-05-2021
Mathematics

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TIMED ASSESSMENT
The sum of the circumferences of circles A, B, and C is 63 7. Find AC.

Work must be shown

TIMED ASSESSMENT The sum of the circumferences of circles A B and C is 63 7 Find AC Work must be shown class=

Respuesta :

thebecks thebecks

14-05-2021

Answer:

AC = 28

Step-by-step explanation:

small circle circumference = π2x

medium circle = π6x

large = π10x

π2x + π6x + π10x = 63π

π18x = 63π

18x = 63

x = 3.5

AC = 3x + 5x = 8x

AC = 8 x 3.5 = 28

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