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siniylev
12 days ago
7

An earthquake registers a 5.6 on the Richter scale. If the reference intensity of this quake was 7.3 × 109, what was the intensi

ty of the earthquake?
Mathematics
2 answers:
babunello [11.8K]12 days ago
8 0
By solving the equation Log(x/7300000000) = 5.6, we can express it as follows: x/7300000000 = 10^5.8 which equals 398107.17. Therefore, after performing the necessary calculations, we find that x equals approximately 2.9061823 x 10^15.
Zina [12.3K]12 days ago
6 0
To analyze an earthquake's intensity based on its Richter scale magnitude, we first note that I represents the earthquake's intensity while indicates the reference intensity. Given that M equals 5.6, we can reformulate the expression using the logarithmic property log(a/b) = log a - log b. As a result, we can derive that the earthquake's intensity is.
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Which statements are true regarding undefinable terms in geometry? Select TWO options
PIT_PIT [12445]

Answer:

3) A line has one dimension, length. (True)

5) A plane is made up of an infinite collection of lines. (True)

Explanation:

Geometry has three undefined terms:

a) point

b) line

c) plane

Examining the given statements:

1) A point described as (x, y) has two dimensions — this is incorrect because a point has no dimensions.

2) A plane has clear start and end points — this is false as a plane extends infinitely without boundaries.

3) A line has exactly one dimension, which is its length. (True)

4) A point consists of countless lines — this is false; actually, a line consists of infinite points.

5) A plane consists of an unending set of lines. (True)

7 0
1 month ago
an auto transport truck holds 12 cars. A car dealer plans to bring in 1006 new cars in June and July. if an auto transport truck
tester [12383]

Divide 1006 by 12

1006 / 12 = 83.833

This results in 83 complete trucks

83 * 12 = 996

Hence, 10 cars will be in the final truck

5 0
1 month ago
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The random variable KK has a geometric distribution with mean 16. Which of the following is closest to the standard deviation of
Inessa [12570]

Answer:

E 240

Step-by-step explanation:

Mean of the geometric distribution = (1- p) / p

16 = (1 - p) / p

16p = 1 - p;  17p = 1; thus, p = 1/17 = 0.058  

Standard Deviation = (1 - p) / p^2

= (1 - 0.058) / (0.058)^2

0.942 / 0.003364

= 280, which is closest to 240

5 0
29 days ago
Which lines are parallel if m4 = m5? Justify your answer.
lawyer [12517]
Angles that are opposite to each other when two lines cross are equal, therefore angle 1 is equal to angle 4. This also implies that angle 1 = angle 5. When a line crosses two parallel lines, the angles corresponding to each other are equal. So, if r and s are parallel, the angles that are formed when line l intersects line r are equal to those when l intersects line s. Thus, we have angle 1 = angle 5, angle 2 = angle 6, and so on. Hence, since angle 1 is equal to angle 5, we deduce that lines r and s are parallel.
7 0
6 days ago
Diego's club earns money for charity when members of the club perform community service after school,
babunello [11817]

Answer: Indeed, because the input value ranges from 0 to 12.

Step-by-step explanation:

To address this query, we first need to formulate a function that reflects the situation.

Every student engaging in community service earns the club $5

E(s) = 5 s

Where:

  • E= total earnings
  • n = number of students participating in community services (input value)

Indeed, since the input value n indicates how many students from the club engage in community service, and with the total number of students being 12, the input can indeed vary between 0 and 12.

6 0
1 month ago
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