mikewalton566 mikewalton566
  • 03-02-2019
  • Mathematics
contestada

If chord AB is congruent to chord cd, then what must be true about EF and EG?

If chord AB is congruent to chord cd then what must be true about EF and EG class=

Respuesta :

1969976289
1969976289 1969976289
  • 03-02-2019

Answer:

They are the same length

Step-by-step explanation:

To solve this, let's draw lines AE and DE. Since AB = CD, GD = FA. Using the Pythagorean Theorem, we have that EF^2 = AE^2-FA^2 and EG^2 = DE^2-DG^2. Because AE and DE are radii of the same circle, they are equal, and since DG = FA, we can find that EG^2 = AE^2-FA^2 too, so this means that they are the same length.

I originally put FA switched, so it was an acronym for a bad word. Good thing I found out!


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