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SSSSS [86.1K]
2 years ago
12

Find all the missing elements:

Mathematics
2 answers:
e-lub [12.9K]2 years ago
5 0

Answer:

a= 10.8 c=4.3

Step-by-step explanation:

Use the law of sines.

a/sin 120=8/sin 40

Which simplifies to: 8*sin (120)/sin (40)

When you put the equation into a calculator, it will answer with 10.77

Therefore, it will be 10.8 if round to the nearest tenth

Using the same concept of the answer to a, the equation will be:

10.8*sin 20/sin 120=4.26

Round to the nearest tenth, and c equals to 4.3

mrs_skeptik [129]2 years ago
4 0

Answer:

C = 20°

.....................

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