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18 August, 14:45

Trigonometry

Objective: Use trigonometry functions to find the area of triangles.

In ΔABC, AB=19, AC=24, and in m< Δ=65*. Find the area of ΔABC to the nearest tenth of a square unit.

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Answers (2)
  1. 18 August, 15:43
    0
    206.6 unit^2 to the nearest tenth.

    Step-by-step explanation:

    We use the formula Area = 1/2 ab sin A

    = 1/2 + 19 * 24 sin 65

    206.64 unit^2.
  2. 18 August, 15:52
    0
    206.6 units²

    Step-by-step explanation:

    ½ * 24 * 19 * sin (65)

    206.6381754
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