3 years ago

If a = 6 and c = 15, what is the measure of ∠A? (round to the nearest tenth of a degree)

1 answer:

6 0

Answer:13.7 degrees

Step-by-step explanation:

a^2+b^2=c^2

15^2-6^2=189

$\sqrt{189\\$

13.7 degrees

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Salsk061 [2.6K]

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Dmitriy789 [7]

The awnser is 9.48683298051, hope I helped!

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gogolik [260]

189 because 20.7 rounds to 21 and 9.18 rounds to 9
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umka21 [38]

1a) no it would be 54

1b) yes

1c) yes

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____ [38]

Answer:

Yes, it is right. 

Using pythagoras theorum, we found the side to be 10. 

So, the perimeter is 4 times 10, i.e., 40

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