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grigory [225]
3 years ago
14

Please help, find the slope.

Mathematics
1 answer:
Airida [17]3 years ago
3 0

Answer:

\displaystyle m = \frac{-2}{3}

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

  • Reading a coordinate plane
  • Coordinates (x, y)
  • Slope Formula: \displaystyle m = \frac{y_2 - y_1}{x_2 - x_1}

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify points from graph</em>

Point (0, -1)

Point (-3, 1)

<u>Step 2: Find slope </u><em><u>m</u></em>

Simply plug in the 2 coordinates into the slope formula to find slope <em>m</em>

  1. Substitute in points [Slope Formula]:                                                              \displaystyle m = \frac{1 - -1}{-3 - 0}
  2. [Fraction] Subtract:                                                                                           \displaystyle m = \frac{2}{-3}
  3. Rewrite:                                                                                                             \displaystyle m = \frac{-2}{3}
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Answer:

(A)24 square units

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Step-by-step explanation:

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Height of the Triangle=6 Units

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Area of the Triangular Face

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<u>Rectangular Faces</u>

Area of Rectangular face with dimension 12 by 10=12 x 10=120 Square Units

Area of Rectangular face with dimension  12 by 8= 12 X 8=96 Square Units

Area of Rectangular face with dimension 12 X 6=12 x 6=72 Square Units

From the options, the areas are:

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4 0
3 years ago
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An elementary school class ran 1 mile in an average of 11 minutes with a standard deviation of 3 minutes. Rachel, a student in t
EleoNora [17]

Answer:

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Step-by-step explanation:

We need to measure how far (towards the left) are the students from the mean in<em> “standard deviations units”</em>.  

That is to say, if t is the time the student ran the mile and s is the standard deviation of the class, we must find an x such that

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For Rachel we have

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9 - x*2 = 8.5, so x = 0.25

Kenji is <em>0.25 standard deviations far (to the left) from the mean</em> of his class

For Nedda we have

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Nedda is also 0.25 standard deviations far (to the left) from the mean of his class.

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The correct answer is B. Hypothesis
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Find the slope and reduce P=(-3,3) Q=(1,3)
alexdok [17]
Slope = (y2 - y1) / (x2 - x1)

Let’s plug in our numbers, solve m, and then reduce

3 - (-3) / 1 - 3

6 / -2

Reduce > - 6/2

-3

Your slope is 3
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