rbasnet98444
rbasnet98444 rbasnet98444
  • 20-07-2021
  • Mathematics
contestada

In ∆ABC , if B= 60° , C = 3cm and A = 12cm . what is the area of ∆ABC?​

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sqdancefan
sqdancefan sqdancefan
  • 26-07-2021

9514 1404 393

Answer:

  15.6 cm²

Step-by-step explanation:

The area is given by the formula ...

  area = 1/2ac·sin(B) = 1/2(12 cm)(3 cm)sin(60°) ≈ 15.58846 cm²

The area of ΔABC is about 15.6 cm².

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