ray3699 ray3699
  • 08-11-2020
  • Mathematics
contestada

Find the length bc rounded to 1 decimal place

Find the length bc rounded to 1 decimal place class=

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fatimunir24
fatimunir24 fatimunir24
  • 08-11-2020

Step-by-step explanation:

use cosine rule

c^2 = b^2 + a^2 - 2ab(cos)c

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