2 years ago

Find the area of the triangle with A = 60°, b = 11 feet, and c = 8 feet. Round to the nearest tenth.

Mathematics

1 answer:

Nadya [2.5K]2 years ago

4 0

Answer:

Area = 38.1 ft² (nearest tenth)

Step-by-step explanation:

Use sine rule for area of a triangle:

Area = (1/2)ab sin(C)

= (1/2)bc sin(A)

= (1/2) x 11 x 8 x sin(60)

= 22√3

= 38.1 ft² (nearest tenth)

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