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STatiana [176]
1 year ago
14

4/5 HELP! Find the missing side. Round to the nearest tenth

Mathematics
1 answer:
yawa3891 [41]1 year ago
8 0

Answer:

x ≈ 18.9

Step-by-step explanation:

using the cosine ratio in the right triangle

cos19° = \frac{adjacent}{hypotenuse} = \frac{x}{20} ( multiply both sides by 20 )

20 × cos19° = x , then

x ≈ 18.9 ( to the nearest tenth )

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