29levelupchaye2
29levelupchaye2 29levelupchaye2
  • 16-01-2018
  • Mathematics
contestada

Find the value of x. Give your answer in simplest radical form.

Find the value of x Give your answer in simplest radical form class=

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Аноним Аноним
  • 16-01-2018
using the pythagoras theorem for a right-angled triangle:-

x^2  = 13*2 - 9^2 = 88

x = sqrt 88 =  2 sqrt 22
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