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Deffense [45]
3 years ago
6

Find the sum of the interior angles of a regular 14-gon.

Mathematics
1 answer:
Ira Lisetskai [31]3 years ago
4 0

9514 1404 393

Answer:

  2160°

Step-by-step explanation:

The sum of interior angles of a convex n-gon is ...

  angle sum = 180(n -2)°

When n=14, the angle sum is ...

  angle sum = 180(14 -2)° = 2160°

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Ganezh [65]

Answer:

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Step-by-step explanation:

Step 1: Subtract 2 from both sides.

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Step 2: Solve absolute value.

  • We know x - 1 < 2 and x - 1 > -2.

Condition 1:

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Condition 2:

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Therefore, the answer is x < 3 and x > -1.

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3 years ago
Naila worked 3.5 hours more than Lisa. Together, they worked a total of 18 hours. Lisa worked h hours.
densk [106]

Answer:

Lisa = 7 hours and 15 minutes

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Step-by-step explanation:

Naila = N

Lisa = L

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In total, they worked:

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Lisa worked:

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Substitute values into the total equation

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Hope this helps :)

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