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lyudmila [28]
3 years ago
12

Does anybody know the answer?

Mathematics
1 answer:
V125BC [204]3 years ago
8 0

Answer:

option a

Explanation:

AD and DE are perpendicular lines, meaning they are at a 90° angle. likewise, AD and AB are also perpendicular lines. this means that there are 90° angles at ∠ADE and ∠DAB.

since both DE and AB are perpendicular to the same line and are positioned at the same angle away from it, they are parallel lines.

i hope this helps! :D

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Help, please. I dont really understand
Ivenika [448]

Answer:

We can eliminate the second and third options because marking something up doesn't result in a number less than the original. Since we are told to select 3 options and there are 3 answer choices left we select the first, fourth, and fifth statements.

5 0
3 years ago
A board measures 19.5 meters in length is cut into two pieces. One piece measures 7.2 meters. Write and solve an equation to fin
Naddik [55]

Answer:

7.2+x=19.5

x=19.5-7.2

x=12.2

Step-by-step explanation:

4 0
4 years ago
Find the straight time pay if you earn $7.90 per hour and worked 37 hours.
S_A_V [24]

Answer: $292.30

Step-by-step explanation:

6 0
3 years ago
Solve 2(x-3)&gt;-3(-3+x)<br><br> (Picture added, multiple choice)
Rudiy27

Answer:

<u>Answer</u><u>:</u><u> </u><u>D</u>

Step-by-step explanation:

2(x - 3) \geqslant  - 3( - 3 + x)

open the brackets [ distributive property ]

2x - 6 \geqslant 9 - 3x

collect like terms:

2x + 3x \geqslant 9 + 6 \\ 5x  \geqslant 15

divide either sides by 5:

\frac{5x}{5}  \geqslant  \frac{15}{5}  \\  \\ { \underline{ \bf{ \:  \: x \geqslant 3 \:  \: }}}

3 0
3 years ago
The number of hospitals in a certain country has been declining for many years. In 2014, there were 5,727 hospitals, but, in 201
Svetradugi [14.3K]

Answer:

H = -52t + 6455

Step-by-step explanation:

2014 is 14 years since 2000. That gives you the point (14, 5727).

2017 is 17 years since 2000. That gives you the point (17, 5571).

Since we have two points in the line, we can find the equation of the line.

y = mx + b

m = slope = (difference in y)/(difference in x)

m = (5571 - 5727)/(17 - 14) = -156/3 = -52

y = -52x + b

Now we use one of the points for x and y, and we solve for b.

5727 = -52(14) + b

b = 6455

The equation is

y = -52x + 6455

Using H and t, we have

H = -52t + 6455

6 0
3 years ago
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