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Sever21 [200]
3 years ago
8

A line passes through the points (4, 13) and (-2, -2). What is the equation of the line in standard form?

Mathematics
2 answers:
scZoUnD [109]3 years ago
5 0

Answer:

Step-by-step explanation:

Slope=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}\\\\=\frac{-2-13}{-2-4}\\\\=\frac{-15}{-6}\\\\=\frac{5}{2}

m= 5/2

Equation: y - y1 = m(x -x1)

y-13=\frac{5}{2}(x-4)\\\\y-13=\frac{5}{2}x-\frac{5}{2}*4\\\\y-13=\frac{5}{2}x-10\\\\y=\frac{5}{2}x-10+13\\\\y=\frac{5}{2}x+3

Gekata [30.6K]3 years ago
4 0

Answer:

y=5/2x+3

Step-by-step explanation:

easy. just find the slope and y-int.

slope is y2-y1 and under is x2-x1

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Please help!! I need the answer!!
KonstantinChe [14]

Answer:

The answer to your question is Area = 39.15 in²

Step-by-step explanation:

Data

See the picture below

Process

1.- Calculate the area of rectangle 1

Area = base x height

Area = (8.8)(6.55 - 4.3)

Area = (8.8)(2.25)

Area = 19.8 in²

2.- Calculate the area of rectangle 2

Area = (4.3)(2.25)

Area = 9.675 in²

3.- Calculate the area of rectangle 3

Area = (4.3)(2.25)

Area = 9.675 in²

4.- Calculate the total area

Area = 19.8 + 9.675 + 9.675

Area = 39.15 in²

Second way

Area 1 = 2[6.55 x 2.25]

Area 1 = 29.475 in²

Area 2 = (8.8 - 2.25 - 2.25)(6.55 - 4.3)

Area 2 = 4.3 x 2.25

Area 2 = 9.675 in²

Total area = 29.475 + 9.675

                 = 39.15 in²

Third way

Area 1 = (8.8 - 2.25)(6.55 - 4.3)

          = (6.55)(2.25)

          = 14.7375 in²

Area 2 = (4.3)(2.25)

           = 9.675 in²

Area 3 = (6.55)(2.25)

           = 14.7375 in²

Total area = 14.7375 + 9.675 + 14.7375

                 = 39.15 in²

3 0
3 years ago
Find the area of the triangle<br> A)<br> B)<br> 09<br> 11 ft2<br> D)<br> 224²
Romashka-Z-Leto [24]

Answer:

A

Step-by-step explanation:

Area of a triangle = \frac{bh}{2}

where b = base length and h = height

the triangle shown has a base length of 2 and 1/2 and a height 4. and 2/5

So area =

\frac{2\frac{1}{2} *4\frac{2}{5} }{2} \\\\2\frac{1}{2} *4\frac{2}{5} =11\\\\\frac{11}{2} =5.5

5.5 also = 5\frac{1}{2}

Hence, the correct answer is A

7 0
3 years ago
Which equation would you use to find how high the bird is flying?
Kisachek [45]

Answer:

tan45 = x over 1100

Step-by-step explanation:

Because tan = opposite/ adjacent

x is the opposite of the 45 angle in the figure shown

1100 is the adjacent of the 45 degree angle

thus tan45 = x/1100

3 0
4 years ago
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The diameter of a circle is 130 inches. The circle has two chords of length 66 inches. What is the distance from each chord to t
Veronika [31]

Answer: 56

Step-by-step explanation:

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2 years ago
Use the Pythagorean Theorem to solve the given problem. Hint: Draw a picture or diagram.
Pepsi [2]

Answer:

Solution 2. A right triangle is formed with the bottom of the flagpole, the snapped part, and the ground. One leg is of length $1 ...

Missing: picture ‎way ‎barely

Step-by-step explanation:

A flagpole is originally $5$ meters tall. A hurricane snaps the flagpole at a point $x$ meters above the ground so that the upper part, still attached to the stump, touches the ground $1$ meter away from the base. What is $x$?

$\text{(A) } 2.0 \qquad \text{(B) } 2.1 \qquad \text{(C) } 2.2 \qquad \text{(D) } 2.4 \qquad \text{(E) } 2.5$

Solution 1

The broken flagpole forms a right triangle with legs $1$ and $x$, and hypotenuse $5-x$. The Pythagorean theorem now states that $1^2 + x^2 = (5-x)^2$, hence $10x = 24$, and $x=\boxed{2.4}$.

(Note that the resulting triangle is the well-known $5-12-13$ right triangle, scaled by $1/5$.)

Solution 2

A right triangle is formed with the bottom of the flagpole, the snapped part, and the g

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