3 years ago

Find the area of the triangle with the following measurements: B = 67°, a = 13 cm, c = 21 cm

1 answer:

6 0

9514 1404 393

Answer:

125.6 cm²

Step-by-step explanation:

The relevant area formula is ...

Area = (1/2)ac·sin(B)

Area = (1/2)(13 cm)(21 cm)·sin(67°) ≈ 125.6 cm²

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