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Keith_Richards [23]
3 years ago
10

A quadrilateral has angles that measure 68º. 81°, and 90°

Mathematics
2 answers:
mixer [17]3 years ago
7 0

Answer:

Quadrilateral

Step-by-step explanation:

The sum of the interior angles of a quadrilateral are equal to 360`. To find the fourth angle of a quadrilateral when the other three angles are known, subtract the number of degrees and the other three angles from 360` (I can't put the circle on a Samsung computer ;^;)

MA_775_DIABLO [31]3 years ago
4 0
The angle would be 121 degrees
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The number of hours that helena need to work to generate 165 dollars is

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Algebraic equations are equations with

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Total $33.00 in her 6 hours she worked.

This question should find out how long it takes her to earn her $165.00 in that job.

let x hours be required work hours to earn $165.00 ..

This can be expressed in algebraic equations as:

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Hence, helna have to work thirty hours to earn $165.00 ..

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