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ddd [48]
4 years ago
11

Please help!

Mathematics
1 answer:
sergeinik [125]4 years ago
7 0

I constructed line AD as a perpendicular bisector of line BC. Angles BDA and CDA are both 90 degrees because of the construction of a perpendicular bisector. Angles BDA and CDA are congruent because of the transitive property of equality.  Line BD is also equal to CD according to the definition of a perpendicular bisector. Triangles ABD and ACD are congruent by the angle side angle postulate. Since the parts of the congruent triangles are congruent, lines AB and AC are congruent.

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The equation table below represents Lavaughn's earnings in dollars and
ra1l [238]

The rate of change is also known as the slope. The formula to find the slope of a line is (y2 - y1) / (x2 - x1).

You can use any two points, as long as both are on the line.

Point 1 = (2, 55)

Point 2 = (8, 220)

slope = (220 - 55) / (8 - 2)

slope = 165 / 6

slope = 55 / 2 = 27.5 / 1

Lavaughn earns $27.50 for working one hour.

Hope this helps!

5 0
2 years ago
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Cerrena [4.2K]
The answer would be:
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8 0
3 years ago
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8 0
3 years ago
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Nikolay [14]

Answer:

B. 12n=78

Step-by-step explanation:

7 0
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2.99+1.29+2.59x

Hope this helps! <3
8 0
4 years ago
Read 2 more answers
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