MaseratiMonster MaseratiMonster
  • 14-04-2020
  • Mathematics
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A dirt bike chain fits tightly around two circular gears. Find the distance between the centers of the gears.

A dirt bike chain fits tightly around two circular gears Find the distance between the centers of the gears class=

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calculista
calculista calculista
  • 20-04-2020

Answer:

The distance between the centers of the gears is 27.4 inches

Step-by-step explanation:

see the attached figure with letters to better understand the problem

In the right triangle ABC

Applying the Pythagorean Theorem

[tex]AC^2=AB^2+BC^2[/tex]

we have

[tex]BC=CE-EB=9.3-2.4=6.9\ in[/tex]

[tex]AB=DE=26.5\ in[/tex]

substitute

[tex]AC^2=26.5^2+6.9^2[/tex]

[tex]AC^2=749.86\\AC=27.4\ in[/tex]

therefore

The distance between the centers of the gears is 27.4 inches

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