polly1329 polly1329
  • 08-04-2021
  • Mathematics
contestada

Find the value of a. Round your answer to the nearest tenth.

Find the value of a Round your answer to the nearest tenth class=

Respuesta :

Аноним Аноним
  • 09-04-2021

Answer:

Polly do you know the formula for law of Cosines?  

find it if  you don't

Step-by-step explanation:

a = sqrt( b^2 +c^2 - 2bcCos(A) )

a = sqrt( 100 + 62.41 -34.197)

a = sqrt(128.213)

a = 11.323

a = 11.3  ( to the nearest tenth )

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