bamayesing bamayesing
  • 04-05-2020
  • Mathematics
contestada

In AKLM, m = 1.2 cm, k = 5.1 cm and
10th of a centimeter.
L=35º. Find the length of 1, to the nearest

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sqdancefan
sqdancefan sqdancefan
  • 05-05-2020

Answer:

  4.2 cm

Step-by-step explanation:

The law of cosines is applicable.

  l² = k² +m² -2km·cos(L)

  l² = 5.1² +1.2² -2·5.1·1.2·cos(35°) ≈ 17.4236

  l ≈ √17.4236

  l ≈ 4.2 . . . cm

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