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galina1969 [7]
3 years ago
12

Find the midpoint of a segment with endpoints A(-3,10) and B(9,2).

Mathematics
2 answers:
goldenfox [79]3 years ago
5 0

Answer:

(3, 6)

Step-by-step explanation:

To calculate the midpoint use the midpoint formula

midpoint = [ \frac{1}{2}(x_{1} + x_{2}), \frac{1}{2}(y_{1} + y_{2}) ]

with (x_{1}, y_{1}) = (- 3, 10) and (x_{2}, y_{2}) = (9, 2)

Hence

midpoint = [\frac{1}{2}(- 3 + 9), \frac{1}{2}(10 + 2) ]

               = (3, 6)

lilavasa [31]3 years ago
3 0

Answer:

(3, 6)

Step-by-step explanation:

You add the x points together and divide by two, then you add the y points together and divide by 2.

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Graph (-4,5), (2,3), (-3.0). (-4,-5). (-5. 2). and (-5.3) and connect the points to form a polygon. How many sides does the poly
Keith_Richards [23]

Answer:

6.

Step-by-step explanation:

Source: Desmos.

When the points are plotted, the shape is a polygon. The polygon has 6 sides.

Picture represents the polygon shape, and its sides

8 0
2 years ago
What equation this show<br> The cost of 10 pounds of potatoes is 8 dollars
Alekssandra [29.7K]
To formulate the equation that shows the cost of 10 pounds of potatoes is 8 dollars we proceed as follows;
suppose the cost 1 pound is x;
thus,
total cost=(amount in pounds)*(price of one pound)
total cost=$8
amount=10 pounds
cost of one pound=x
thus the equation is;
8=10x
8 0
3 years ago
Need help understanding this question​
harkovskaia [24]

Answer:

-9<x≤2

Step-by-step explanation:

The domain is the x values

If we look at the line, we see a closed circle when x=2, so x is less than or equal to 2

The other circle is open and is at -9, so x is greater than -9

-9<x≤2

Lemme know if u need more explanation!

8 0
3 years ago
Given: Triangle ABC, mmBC=24 cm, line segment AL- &lt; bisector
Furkat [3]

The value of line AL is 21. 51cm

<h3>How to determine the length</h3>

To find line AL,

Using

Sin α = opposite/ hypotenuse to find line AB

Sin 90 = x/ 24

1 = x/24

Cross multiply

x = 24cm

Now, let's find line AC

Sin angle B = line AC/24

Note that to find angle B

angle A + angle B + angle C = 180

But angle B = 2 Angle A

x + 2x + 90 = 180

3x + 90 = 180

3x = 180-90

x = 30°

Angle B = 2 × 30 = 60°

Sin 60 = x/ 24

0. 8660 = x/24

Cross multiply

x = 24 × 0. 8660

x = 20. 78cm

We have the angle of A  in the given triangle to be divide into two by the bisector, angle A = 15°

To find line AL, we use

Cos = adjacent/ line AL

Cos 15 = 20. 78/ line AL

Line AL = 20. 78/ cos 15

Line AL = 20. 78 / 0. 9659

Line AL = 21. 51 cm

Thus, the value of line AL is 21. 51cm

Learn more about trigonometry ratio here:

brainly.com/question/24349828

#SPJ1

6 0
1 year ago
#1: Solve the equation below. 5x + 7 = -3x + 31​
svlad2 [7]

Answer:

x=3

Step-by-step explanation:

You can solve by:

5x+7=-3x-31

adding 3x to each side:

8x+7=31

Subtract 7 from each side:

8x=24

Divide each side by 8:

x=3

That is your answer

Hope this helps!

8 0
3 years ago
Read 2 more answers
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