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oksano4ka [1.4K]
3 years ago
14

There is a 50% chance a coin lands on heads and a 50% chance the coin lands on tails what is the probability that the coin lands

on heads three times in a row ?
Mathematics
2 answers:
Olegator [25]3 years ago
4 0

Since the probability of the coin landing leads is 1/2, simply cube 1/2 to arrive at your answer: 1/8.


You cube 1/2 because you must land heads three times in a row and each flip is independent from other flips.


QveST [7]3 years ago
4 0

Answer:

P(HHH) =  1/8

Step-by-step explanation:

The probability of getting heads is 1/2

P(H) = 1/2

We multiply the probabilities together because the events are independent.

P(HHH) = 1/2 * 1/2 * 1/2

             = 1/8

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The elevations of four points below sea level are -47 feet, -24 feet, -8 feet, and -18 feet.

The elevation of the point closest to sea level is feet

-8 ft

elevation of the point farthest from sea level is feet.

-47 ft

closet to sea level to farthest to sea level

-8ft , -18ft , -24ft , -47ft

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A fish tank is in the shape of a cube. Its volume is 125 ft 3. what is the area of one face of the tank
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3 years ago
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HELP ASAP HELP PLEASE ASAP
Gnesinka [82]

Answer:

WXYZ can not be a rectangle because consecutive sides are not perpendicular to each other.

Step-by-step explanation:

The given vertices are W(-4,3), X(1,5), Y(3,1) and Z(-2,-1).

Plot these points on coordinate plane and draw the quadrilateral as shown below.

Slope=\dfrac{y_2-y_1}{x_2-x_1}

Using this formula, we get

m_{WX}=\dfrac{5-3}{1-(-4)}=\dfrac{2}{5}

m_{XY}=\dfrac{1-5}{3-1}=\dfrac{-4}{2}=-2

Now,

m_{WX}\times =\dfrac{2}{5}\times (-2)=-\dfrac{4}{5}\neq -1

Here, WX and XY are two consecutive sides of quadrilateral but the product of their slopes is not equal to -1. It means they are not perpendicular to each other.

Since, all interior angles of a rectangle are right angles, therefore, WXYZ can not be a rectangle.

5 0
3 years ago
Guadalupe is making a project for shop class. He has four pieces of
ipn [44]

Answer: The piece of wood will be 23.2 in. long

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3 years ago
Last week, Franklin worked 11 hours each day, Monday-Thursday. On Saturday, Franklin’s boss offered him double time to work 6 ho
NeTakaya

Answer:

$560

Step-by-step explanation:

11 hours 4 days= 44 hours.

$10 an hour for these 44=$440

Satuday, he makes $20 for 6 hours, which=$120.

All together, Franklin makes $560 in the week.

4 0
3 years ago
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