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Inga [223]
3 years ago
10

What is the geometric mean of 7 and 13?

Mathematics
1 answer:
Zina [86]3 years ago
8 0

Answer:

  √91 ≈ 9.5394

Step-by-step explanation:

Take the square root of 91 to find the value of x. There is no simpler radical form. You can write it as ...

  x = √91 . . . . . . . simplest radical form

or as

  x ≈ 9.5394 . . . . an approximation of the irrational root

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Are 15:35 and 25:45 the same thing]
marishachu [46]
They are not the same thing.
3 0
3 years ago
Hannah is flying a kite with a trying that is 60 feet long. If Patricia is standing directly below the kite and 16 feet away fro
Nataly_w [17]

Answer:

74.5°

Step-by-step explanation:

Hannah, the kite and Patricia form the vertices of a right-angled triangle with the hypotenuse side the length of the string L = 60 feet and adjacent side the distance between Hannah and Patricia = d = 16 feet.

Let the angle between the string and the sand be Ф.

By trigonometric ratios,

cosФ = adjacent/hypotenuse

= d/L

= 16 feet/60 feet

= 0.2667

Ф = cos⁻¹(0.2667)

= 74.53°

≅ 74.5°

So, he angle between the string and the sand is Ф = 74.5°

7 0
3 years ago
I need to get 2 answered please help it’s with mean, median and mode
Marat540 [252]
They are all averages

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7 0
3 years ago
How do I solve this?
iris [78.8K]

Answer:

Step-by-step explanation:

From the picture attached,

Addition of the blocks in first row is 60

a + a + a + 12 = 60

3a + 12 = 60

3a = 60 - 12

3a = 48

a = 16

For second row,

(b + 5) + (b + 5) + (b + 5) + (b + 5) = 60

4(b + 5) = 60

b + 5 = 15

b = 10

For third row,

(a + b) + c = (b + 5) + (b + 5) + (b + 5)

a + b + c = 3(b + 5)

16 + 10 + c = 3(10 + 5) [Since, a = 16 and b = 10}

26 + c = 45

c = 45 - 26

c = 19

For fourth row,

3c + d = 60

3(19) + d = 60

57 + d = 60

d = 60 - 57

d = 3

8 0
3 years ago
Help, I need help with this math question as soon as possible!!
mina [271]

Answer:

Step-by-step explanation:

4x what = 98

7 0
3 years ago
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