3 years ago

Find the area of the triangle. A. 75 km² B. 107.3 km² C. 84.3 km² D. 71.8 km²

Mathematics

1 answer:

suter [353]3 years ago

4 0

Answer:

A. 75 km²

Step-by-step explanation:

The area of a triangle

A =1/2 ab sin C where a and b are the lengths of the sides and C is the included angle

A = 1/2 (14)(11) sin (77)

A = 75.0264949885

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