tcsgamer11
tcsgamer11 tcsgamer11
  • 20-05-2022
  • Mathematics
contestada

Find the missing length. Please put the explanation of how you solved it.

Find the missing length Please put the explanation of how you solved it class=

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Melody08
Melody08 Melody08
  • 20-05-2022

Answer:

21.5(to 3sf)

Step-by-step explanation:

Following the Pythagoras Theorem,

a²+b²=c²

20²+8²=464

c²=464

c=√464

=21.5(to 3sf)

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