niftyseb18 niftyseb18
  • 04-06-2019
  • Mathematics
contestada

I don’t even know where to start please help

I dont even know where to start please help class=

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WickedNightmare
WickedNightmare WickedNightmare
  • 04-06-2019

Answer:

12

Step-by-step explanation: we will use pathogorean theorem because there is a right triangle. a^2+b^2=c^2

We know BE=9 we need AE to find AB

You can make another triangle on the end. AD=28 - 12 (BC) = 16

16/2 = 8 so AE= 8

8^2+9^2=c^2

145=c^2

Square root of 145=c

C=12.04

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