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natima [27]
4 years ago
8

How many ways can a person toss a coin 13 times so that the number of tails is between 7 and 11 inclusive?

Mathematics
1 answer:
lilavasa [31]4 years ago
4 0
What are the choices?
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A kite flying in the air has a 12-ft line attached to it. It’s line is pulled taut and casts an 11-ft shadow. Find the length of
uranmaximum [27]

Answer:

<em>Answer</em><em> </em><em>is</em><em> </em><em>4</em><em>.</em><em>795</em>

<em>Distance</em><em> </em><em>is</em><em> </em><em>approximately</em><em> </em><em>equals to</em><em> </em><em>5</em>

Step-by-step explanation:

by \: the \: given \: data \\ the \: required \: figure \: is \: a \: right \:  \\ angled \: triangle. \\ by \: pythagoras \: theorem \\  {x}^{2}  +  {y}^{2}  =  {z}^{2}  \\ here \: x = 11 \: and \: y = ? \: and \: z = 12 \\ to \: find \: : y \\  {y}^{2}  =  {z}^{2}  -  {x}^{2}  \\  {y}^{2}  =  {12}^{2}  -  {11}^{2}  \\  {y}^{2}  = 144 - 121 \\  {y}^{2}  = 23 \\ y =  \sqrt{23}  \\ y = 4.795 \\ y \: approximately \: equals \: 5

<em>HAVE A NICE DAY</em><em>!</em>

<em>THANKS FOR GIVING ME THE OPPORTUNITY</em><em> </em><em>TO ANSWER YOUR QUESTION</em><em>. </em>

8 0
3 years ago
Scientists are preparing two satellites to be launched. The equation y=8200xy=8200x represents the number of miles, yy, that the
timurjin [86]

Step-by-step explanation:

What I Have Learned?

Part 1

Direction. Determine whether each system of linear equations is consistent and

dependent, consistent and independent, or inconsistent. Answer on the

separate sheet

(2x+y = 3

12x + y = 6

3.

(6x-27=

2y 8

ly=3x – 4

1.

4.

3x + y = 10

4x + y - 7

(3x + 5y = 15

14x - 7y = 10

2.

1 Scientists are preparing two satellites to be launched. The equation y=8200xy=8200x represents the number of miles, yy, that the satellite, Space Explorer B, flies in xx hours. The satellite, Space Explorer A, flies 28800 miles in 24 hours.

How many fewer miles does Space Explorer A travel in one hour than Space Explorer

Scientists are preparing two satellites to be launched. The equation y=8200xy=8200x represents the number of miles, yy, that the satellite, Space Explorer B, flies in xx hours. The satellite, Space Explorer A, flies 28800 miles in 24 hours.

How many fewer miles does Space Explorer A travel in one hour than Space Explorer B

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7 0
3 years ago
Read 2 more answers
Which binomial is equivalent to 3(x - 1) – 2(x – 3)?
PilotLPTM [1.2K]

Answer:

x+5

Step-by-step explanation:

3(x-1) -2(x-3)

3x-1-2x+6

x+5

5 0
3 years ago
Is the given point interior, exterior, or on the circle (x + 2)2 + (y - 3)2 = 81? R(6, 3)
ElenaW [278]
Hello : 
<span>(x + 2)² + (y-3)² = 9²
the center is : R(3 , 0 ) and radius   r = 9 
the </span> point D  is on the interior  if : RD <span>< 9
</span>the  point D  is on the exterior if :  RD > 9
 the  point D  is circumference of the circle if :RD = 9 
4 0
4 years ago
Read 2 more answers
Find the area of the shaded region. amawer it pleaseeeeeee ​
Scilla [17]

Answer:

20

Step-by-step explanation:

first find the are of the entire rectangle

6×4= 24

then find the one of the white one

2×2= 4

subtract the 4 from 24

24-4=20

4 0
3 years ago
Read 2 more answers
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