ericn9683
ericn9683 ericn9683
  • 25-10-2021
  • Mathematics
contestada

Can someone pls help me

Can someone pls help me class=
Relax

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HayabusaBrainly
HayabusaBrainly HayabusaBrainly
  • 08-11-2021

>> Answer

__________

[tex] \: [/tex]

b² = c² - a²

b² = 10² - (√19)²

b² = 100 - 19

b² = 81

b = √81

b = 9

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