casscass233135
casscass233135 casscass233135
  • 23-06-2017
  • Mathematics
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What is the answer to this???

What is the answer to this class=

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Banabanana
Banabanana Banabanana
  • 23-06-2017
a = √(15²-9²) = √(225-81) = √144 = 12
Answer Link
mahmoodt0431
mahmoodt0431 mahmoodt0431
  • 23-06-2017
a^2+b^2=c^2

a^2+9^2=15^2
a^2+81=225
a^2=144
take the square root of each side
a=12
Answer Link

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