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nikitadnepr [17]
3 years ago
12

Does anyone know how to do geometry

Mathematics
1 answer:
olchik [2.2K]3 years ago
7 0
The answer to our question is yes
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Triangle ABC with coordinates A (3,-2), B (5,5), and C (-4, 2) is reflected across
son4ous [18]

Step-by-step explanation:

the formula of coordinates (x, y) that reflected across the x-axis : (x, y) => (x, -y)

so,

A(3, -2) => A'(3, 2)

B(5, 5) => B'(5, -5)

C(-4, 2) => C'(-4, -2)

5 0
2 years ago
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Four friends are out for a walk at night and come to an old bridge. it isn’t safe to cross the bridge without a flashlight, and
Anna71 [15]
        First the person with a flashlight and one of his friends cross the bridge. After that same person with a flashlight comes back and leads another friend to the other side. Finally he comes back again and leads the last of them. 
        Number of times that he will have to cross the bridge is 5 ( five ).
8 0
3 years ago
Jamal watched his older brother Robert lift weights. The bar alone had a mass of 20 kg. on the bar he had two 11.4 weights, two
Leto [7]
What you have to do is add them all!
   20   bar
11.4   2 11.4 weights
11.4
  4.5   2 4.5 weights
  4.5
450.0   4 450 weights
 450.0
 450.0
+450.0
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        1.8
        10
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3 years ago
Write the equation of a line that goes through point (0,-8) has a slope of 0
Deffense [45]

Answer:

y = x - 8

Step-by-step explanation:

In the equation for slope, y = mx + b,

your slope being 0 makes the equation 'x' or 0x but x is preffered.

Your why would be -8 because there is no x in the point and it is a negative number.

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3 years ago
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Choose the phrase that best describes the matrix
lions [1.4K]

Answer:

coefficent matrix

Step-by-step explanation:

P. 366

"If the column of constant terms is not included, the matrix reduces to that of the coefficent matrix of the system"

-1 -3 -1

9 -9 -1

-1 -3 4

7 0
3 years ago
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