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Paul [167]
3 years ago
13

A circle has a radius of 6 cm. What is its area?

Mathematics
2 answers:
Tems11 [23]3 years ago
7 0

Answer: A=113.1cm

Step-by-step explanation:

malfutka [58]3 years ago
7 0

Answer:113.14

Step-by-step explanation:

π=22/7

Area=πr2

Area=22/7×(6)2

22/7×36=113.14

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Which fraction is greater than 1/2 and less than 3/4
SSSSS [86.1K]
Well there many. For instance 3/4 = .74 so 74 / 100 = 37/50
So, 1/2 = .5 so .6 is greaten .5 an less than 3/4, which is .75. We can turn .6 into a fraction like so 6/10 = 3/5 so 3/5 is another fraction.

If you have a list to chose from show the options you have to chose from.
5 0
4 years ago
An investigative bureau uses a laboratory method to match the lead in a bullet found at a crime scene with unexpended lead cartr
Firlakuza [10]

Answer:

Step-by-step explanation:

Given that, we have 1851 bullets that we KNOW are NOT MATCHES of one another. One by one they examine two bullets at a time.

So, there are 1851 bullets but each time we choose 2.

We have, N choose K = N! / K! (N-k)!

Here, N = 1851 and K = 2

Therefore, 1851 choose 2 = 1851! / 2! (1851-2)!

                                         = 1851! / 2! * 1849!

                                         = 1712175 Possible Combinations

Out of these 653 are false positive.

The chance of getting false positive is = 658 / 1712175

                                                            = 0.000384

                                                           = 0.0384 %

Therefore, The correct option is

The chance of false positive is 0.0384% Because this probability is sufficiently small (< or = 1%) There is high confidence in the agency's forensic evidence.

3 0
4 years ago
The product of 16 and g as an algebraic expression
Zepler [3.9K]

Answer:

16g

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
This graph is an example of
masha68 [24]

Answer:

option A is correct. this graph is a linear function

Step-by-step explanation:

Linear functions are those whose graph is a straight line. A linear function has one independent variable and one dependent variable. The independent variable is x and the dependent variable is y. a is the constant term or the y intercept

7 0
3 years ago
Read 2 more answers
The population of Guatemala in 2000 was 12.7 million.
kow [346]

Since the population of Guatemala follows an exponential growth, therefore the equation describing the population over time should be in the form:

p = p0 (1 + r)^t

where,

p = is the population at specified time t

p0 = is the initial population (measured starting year 2000) = 12.7 m

r = the growth rate

t = time in years

 

A. Calculating for the growth rate r when p = 30 and t = 20:

30 = 12.7 (1 + r)^20

1 + r = (30 / 12.7)^(1/20)

r = (30 / 12.7)^(1/20) – 1

r = 0.0440

 

So the equation is:

p = p0 (1.0440)^t

 

 

B. Calculating for the growth rate r when p = 30 and t = 125:

30 = 12.7 (1 + r)^125

1 + r = (30 / 12.7)^(1/125)

r = (30 / 12.7)^(1/125) – 1

r = 0.0069

 

So the equation is:

p = p0 (1.0069)^t

7 0
3 years ago
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