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Nostrana [21]
2 years ago
8

Math man fell from the top of a 500 meter building. The equation d = t squared * 0.25 describes math man's distance from the gro

und as he falls. How long does math man spend falling if he falls all the way from the top of the building to the ground? Round your answer to the nearest tenth.
Mathematics
1 answer:
Bogdan [553]2 years ago
7 0

Based on the equation of the function of the height of the building, it takes the man 44.7 seconds to fall from the top

<h3>How to determine how long it takes the math man to fall?</h3>

The function of the height where the man falls is a quadratic function, and the equation of the function is given as:

d = t^2 * 0.25

The height of the building is 500

This means that the value of d is 500.

So, we have;

d = 500

Substitute 500 for d in the equation d = t^2 * 0.25

500 = t^2 * 0.25

Divide both sides of the above equation by 0.25

500/0.25 = t^2 * 0.25/0.25

Evaluate the quotient in the above equation

t^2 = 2000

Take the square root of both sides in the above equation

√t^2 = √2000

Evaluate the exponent

t = 44.7

Hence, it takes the man 44.7 seconds to fall

Read more about quadratic functions at:

brainly.com/question/12446886

#SPJ1

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Part 3 thanks you :D
xz_007 [3.2K]
The converse<span> of the </span><span>Pythagorean Theorem:
If c^2 = a^2 + b^2 then the triangle is a right triangle

c = longest side, a and b are the other two sides

c = 65, a = 16 and b = 63

So

c^2 = 65^2 = 4225
a^2 + b^2 = 16^2 + 63^2 = 256 + 3969 = 4225

In this case
c^2  = a^2 + b^2
4225 = 4225

Triangle ABC is a right triangle

</span>
3 0
4 years ago
PLEASE HELP ME ON THIS ASAP. I'LL RATE 5 AND PUT AS BRAINLIEST.
Zanzabum

Answer:

surface area= 2261.95

volume=4423.36

Step-by-step explanation:

cone sa= 628.32

628.32*2= 1256.64

cylinder sa= 1005.31

1005.31+1256.64=2261.95

cylinder v=2412.74

cone v=1005.31

1005.31*2=2010.62

2010.62+2412.74=4423.36

please mark me brainliest :)

5 0
3 years ago
The number of portable widgets produced weekly by Widget, Inc., is related to the weekly profit in the way:
mixer [17]

9514 1404 393

Answer:

  • 22 widgets
  • $58,400

Step-by-step explanation:

The turning point (maximum or minimum) of quadratic function ...

  f(x) = ax² +bx +c

is at x = -b/(2a).

Here, this means the maximum profit will be had when the number of widgets produced weekly is ...

  x = -88/(2(-2)) = 22

The profit at that level of production is ...

  P(22) = (-2·22 +88)(22) -384 = 44(22) -384 = 968 -384 = 584 . . . hundreds

22 widgets must be produced weekly for the maximum weekly profit of $58,400.

3 0
3 years ago
The scale on a map is 1cm=20miles.if two airports are 4cm apart on the map, what's the distance between the airports?
Stels [109]
80 miles because if 1=20 then 2=40 3=60 4=80
8 0
3 years ago
Exercise 3
Lelechka [254]

Answer:

I'm sorry

Step-by-step explanation:

I don't know the answer

6 0
3 years ago
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