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IrinaVladis [17]
3 years ago
11

5 of 10

Mathematics
1 answer:
horrorfan [7]3 years ago
3 0

Answer:

T-6÷2+5

Step-by-step explanation:

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HELP ASAP George plans to cover his circular pool for the upcoming winter season. The pool has a diameter of 20 feet and extends
enyata [817]
The pool has a diameter 20 ft so:  r = 10 ft.
The pool cover extents 12 inches beyond the edge of the pool. 
12 inches = 1 foot
Therefore, the radius of the pool cover is : r = 10 + 1 = 11 ft.
a. The area of the pool cover:
A = r² π = 11² π = 121 π ft²
b.  The length of the rope:
l = 2 r π = 2 · 11 π = 22 π ft.
3 0
3 years ago
What does it mean to have diagonals bisect each other?
Degger [83]

Answer:

I think your answer would be A

Step-by-step explanation:

8 0
2 years ago
There are 6 boys and 9 girls in the church's youth group. What type of ratio is boys to girls
mina [271]
I hope this helps you




6/9


2.3/3.3



2/3



2:3
3 0
3 years ago
ABC ~ADEF
Mandarinka [93]

Answer:

36

Step-by-step explanation:

EF = is 1/3 of 15

Since the triangles are similar, then the perimeters are similar.

The perimeter of EDF is 12

The perimeter of ABC should be 3 times as large.

3*12 = 36

The perimeter of ABC = 36

4 0
2 years ago
The Range Rule of Thumb roughly estimates the standard deviation of a data set as​ _______.
maw [93]

Answer:

Option A)

s = \dfrac{\text{Range}}{4}        

Step-by-step explanation:

Range Rule of Thumb

  • The range Rule of thumb states that the range is four times the standard deviation.
  • The standard deviation is a measure of dispersion.

\text{Range = Maximum - Minimum}\\\text{s: Standard Deviation}\\\text{Range rule of Thumb:}\\\text{Range} = 4\times s\\\\s = \dfrac{\text{Maximum - Minimum}}{4}

  • Thus, the correct answer is

s = \dfrac{\text{Range}}{4}

4 0
3 years ago
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