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arlik [135]
3 years ago
13

What do roller coasters, astronaut training, and a curved shape of a dam all have in common?

Mathematics
2 answers:
nikdorinn [45]3 years ago
8 0
They all have an arched shape
Darya [45]3 years ago
4 0
<span>They take advantage of the properties of parabolas to make theme parks fun, train astronauts, and cut construction costs!
Hope this helps!<span>
</span></span>
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To calculate 587 ÷ 1,000, how many decimal points to the left should the decimal in 587 move?
VARVARA [1.3K]

Answer:

3 decimal points

Step-by-step explanation:

The trick here is to count the zeros.

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2 years ago
HELP ME PLEASE HELP HELP I NEED HELP I NEED TO TURN THIS US TOMMOROW
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Answer:

Step-by-step explanation:

1. X=2

2. y = 8

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3 years ago
The growth of a strain of bacteria can be modeled by the function graphed, where the x-values are the time in seconds and the y-
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There are (A) 2.7 bacterias initially.

<h3>What is a function?</h3>
  • A function is an expression that establishes the relationship between the dependent and independent variables.
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To find the number of bacteria:

  • The graph shows that the function follows an exponential curve, and the starting point is at ( 0,2.7 ).
  • The starting number of bacteria is then 2.7.

Therefore, there are (A) 2.7 bacterias initially.

Know more about functions here:

brainly.com/question/25638609

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The correct question is given below:
The growth of a strain of bacteria can be modeled by

the function graphed, where the x-values are the time

in seconds and the y-values are the number of

bacteria. How many bacteria are there initially?

(A) 2.7

(B) 2.8

(C) 4

3 0
2 years ago
. CDEF is a trapezium
guajiro [1.7K]

9514 1404 393

Answer:

  24 cm²

Step-by-step explanation:

To find the area of the trapezium, we must know the length CD. That means we must know the length BC. Fortunately, the perimeter of ABCF is given, so we have ...

  P = 2(AB +BC)

  BC = (P/2) -AB = (20 cm)/2 - 6 cm = 4 cm

Then CD is ...

  CD = BD -BC = 9 cm -4 cm = 5 cm

The area of the trapezium is given by the formula ...

  A = (1/2)(b1 +b2)h

  A = (1/2)(5 cm + 3 cm)(6 cm) = 24 cm²

The area of trapezium CDEF is 24 cm².

3 0
3 years ago
Malik buys and sells car parts. He bought two tires for $45.00 each and later sold them for $65.00 each. He bought three rims fo
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The answer is $213 because you subtract the price sold by the price he bought them for and then you add them together (see work)

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