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Anna71 [15]
3 years ago
10

in a certain distribution the mean is 100 with a standard deviation of 3. use chebyshev's theory to tell the probability that a

number lies between 91 and 109
Mathematics
1 answer:
MAVERICK [17]3 years ago
3 0
Its 104 brabrabrabrabrabar
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Bob wants to put new weather stripping around a semicircular window above his door. The base of the window (diameter) is 36 inch
Cloud [144]

Answer:

113 in. i think

Step-by-step explanation:

8 0
3 years ago
The length of a rectangle is five centimeters less than four times the width. If the perimeter id 50cm, find the width and lengt
Alex17521 [72]

Answer:

W is 6

L is 19

Step-by-step explanation:

L= 4W - 5

P= 2L + 2W

P= 2(4W-5) +2W

50=8W -10 +2W

60 = 10W

W= 6

L= 19

8 0
3 years ago
In his free time Gary spends 14 hours per week on the Internet and 10 hours per week playing video games. If Gary has five hours
Vikki [24]

Answer:

A

Step-by-step explanation:

If you add 14 and 10 you get 24.

5 hours a day so in total of a week 5x7=35

to find the percentage you just do 24/34=68.5%

5 0
3 years ago
Read 2 more answers
Triangle GHJ is a right triangle. Angle G has a measure of g°, and angle H has a measure of h°, and angle J is a right angle.
dimaraw [331]

Answer:

Part A: equations B and D are true

Part B: expression B is equal to tan(g)

Step-by-step explanation:

In the given triangle, sin(g) = cos(h) and cos(g) = sin(h).

___

Part A

Based on the above, selection B is true.

Based on the above, the equation of D becomes: sin(h)+sin(g) = sin(g) +sin(h), which is true.

Selections B and D are true

___

Part B

Based on the above tan(g) can also be written ...

tan(g) = cos(h)/sin(h) . . . . . corresponds to selection B

4 0
3 years ago
A kite is flying 300 feet above the person flying it. The angle of depression to the person holding the kite is
Triss [41]

Answer:

the answer i got was 1159.1

Step-by-step explanation:

cos75 = 300/x

0.25881905 = 300/x

multiply everything by x

0.25881905x = 300

Divide everything by 0.25881905

x = 1159.1

is that close to any of your answers?

5 0
3 years ago
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