09ia01
09ia01 09ia01
  • 16-06-2019
  • Mathematics
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PLS HELP SHOW ALL YOUR WORKING OUT :D
BRAINLIEST

PLS HELP SHOW ALL YOUR WORKING OUT D BRAINLIEST class=

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S1NGH
S1NGH S1NGH
  • 16-06-2019

Answer:

18.1 cm

Step-by-step explanation:

Work out CD

[tex]\sqrt{16^{2}-7^{2}  } = 14.38749457[/tex] ⇒ Pythagoras Theorem

Use CD and AD to work out AC

[tex]\sqrt{14.38749457^{2}+11^{2}  } = 18.11077028[/tex] ⇒ Pythagoras Theorem

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