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nordsb [41]
3 years ago
7

(4) (5) Geometry help

Mathematics
1 answer:
MissTica3 years ago
5 0
For the first part, the answer is choice B) 360. This applies to any polygon and it doesn't have to be an octagon. The sum of the exterior angles of any polygon is always 360 degrees. This is something you should memorize or have on a reference sheet.

For the second part, the answer is choice C) 142 degrees. We have a parallelogram (specifically a rhombus but that doesn't matter) so the adjacent angles are supplementary. This means they add to 180 degrees. Solving x+38 = 180 leads to x = 142
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4 years ago
7) A school store buys pencils for $0.15 each.
denis-greek [22]

9514 1404 393

Answer:

  $3.36

Step-by-step explanation:

On each pencil, the profit was ...

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Then the total profit was ...

  (48 pencils)($0.07 /pencil) = $3.36

The store made a profit of $3.36 from pencils.

8 0
3 years ago
Help we been stuck in this for a minitower ?
vagabundo [1.1K]
I am probably wrong but it might be 28 or 28.3 (I’m really sorry if this is wrong lol)
8 0
3 years ago
If 5(3x-7)=20 then what is 6x-8
Alexeev081 [22]
5(3x-7)=20
15x-35=20
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Plug this x value in.
6(11/3)-8
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Final answer: 14
4 0
4 years ago
one of the corners of a cube is sliced off. the resulting cross section will have a minimum of how many sides
AURORKA [14]
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6 0
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Read 2 more answers
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