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tatyana61 [14]
3 years ago
7

3An aeroplane flies 4200 km at a speed of 800 km/ how long is the flight​

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
5 0
The flight is 5.25 hours long
Hope this helps :)
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Mathematically derive a set of values for b and c such that the interval [0, 10] represents the solution to the inequality |x−b|
Roman55 [17]

Answer: Ix - 5I ≥ 5.

Step-by-step explanation:

We want the set:

[0, 10]

to be the solution of:

Ix - bI ≤ c

So we need to find the values of c and b.

The first step is to find the middle point in our segment.

We can do that by adding the extremes and dividing it by 2.

M = (10 + 0)/2 = 5

And we also want to find half of the difference between the extremes, this is:

D = (10 - 0)/2 = 5.

Now, this set will be the set of solutions of:

Ix - MI ≥ D

Then in our case, we have:

Ix - 5I ≥ 5.

so we have that b = 5, and c = 5.

8 0
3 years ago
What is the arc measure of AEB in degrees
jasenka [17]

Answer:

305 degree

Step-by-step explanation:

As AD and CE are the diameters of circle P, so that they intersect each other at point P.

=> So that ∡CPA and ∡DPE are two vertical angles.

=> ∡CPA = ∡DPE = 93 degree

As we can see, ∡CPA = ∡CPB + ∡BPA =38 + ∡BPA

=> ∡BPA = ∡CPA - 38 = 93 - 38 = 55 degree

As P is the centre of the circle, so that ∡BPA is equal to the measure of the arc AB, equal to 55 degree.

In the circle P, the total measure of arc AEB and arc AB are 360 degree

=> arc AEB + arc AB = 360

=> arc AEB = 360 - arc AB = 360 - 55 = 305

So that the measure of arc AEB is 305 degree

7 0
3 years ago
What is 85/20 simplified ​
inessss [21]

Answer: 4 1/4

Step-by-step explanation: 85 divided by 20 is 4.25

6 0
2 years ago
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What is 3/4÷1/8 3/4÷1/8? Explain or show your reasoning.
il63 [147K]

Answer:

3/4 divided by 1/8 = 6

Step-by-step explanation:

mark brainliest plz thank u

4 0
3 years ago
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The midpoint of AB is M=(3, 1). One endpoint is A=(-1, -1).
Masja [62]

Answer:

(7, 3)

Step-by-step explanation:

<u>Given segment AB, where:</u>

  • A = (-1, -1)

<u>Mid point</u>

  • M = (3, 1)
  • Point B = (x, y)

<u>As per mid point formula:</u>

  • (-1+x)/2 = 3 ⇒ -1 + x = 6 ⇒ x = 6+ 1 = 7
  • (-1 + y)/2 = 1 ⇒ -1 + y = 2 ⇒ y = 2 + 1 = 3

<u>So, the point B is: </u>

  • B = (7, 3)
7 0
3 years ago
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