PLEASE HELP ME! !!!!!!
at a particular time of a day a 7m high flash cast a shadow which is 8.2 metre long what is the height of the building which cast a shadow 20.5 is in length at the same moment
IT IS IM UNITARY MEATHOD
DIRECT VARIATION
I WILL MARK U BRAINLIEST ​

Answers

Answer 1

Answer:The height of the building which caste a shadow 20.5 m in length is 17.5 m.          

Step-by-step explanation:

Given : At a particular time of a day, a 7 high flagstaff castes a shadow which is 8.2 m long.

To find : What is the height of the building which castes a shadow 20.5 meters in length at the same moment?

Solution :

A 7 high flagstaff castes a shadow which is 8.2 m long.

i.e. Shadow of length 8.2 m = 7 m

The shadow of length 1 m =  m

The shadow of length 20.5 m =  m

The shadow of length 20.5 m = 17.5 m

Therefore, The height of the building which caste a shadow 20.5 m in length is 17.5 m.


Related Questions

A dive ring on the bottom of the pool is 10 feet below the surface of the water. Sabine dives down and brings the ring back to the surface. What integer represents the diving rings final position with respect to the surface of the water?​

Answers

Answer:

0

Step-by-step explanation:

Given that :

Initial Position of dive ring = 10 feets below the water surface = - 10 feets

Final position of dive ring = water surface

Distance moved to arrive at final position:

0 - (-10) = 0 + 10 = 10 feets

Hence, final position with respect to the surface of water :

Initial Position + distance moved

-10 feets + 10 feets

Hence, the final position = 0, with respect to the surface of water.

In a video game, players form teams and work together
to earn as many points as possible for their team.
Each team can have between 2 and 4 players.
-
Each player can score up to 20 points in each round of
the game.
Han and three of his friends decided to form a team and
play a round.
Write an expression, an equation, or an inequality for
the number of points Han's team earns in one round if
every player earns a perfect score

Answers

Answer:

[tex]20*4[/tex]

Step-by-step explanation:

Han's team has 4 players.

A perfect score is the maximum possible score. Each player can score up to 20 points in each round, so 20 points is the maximum score.

If each of the 4 players scores 20 points, then the total score for the team is:

[tex]20*4[/tex]

That is the expression for the team's points.

Answer: [tex]20*4[/tex]

The expression that represents the number of points that Han's team earns in one round if every player earns a perfect score is 20 × 4.

Maximum point that each player can get = 20

Number of people in Han's team = 4

Therefore, the expression that will represent the number of points that Han's team earns in one round if every player earns a perfect score will then be:

= 20 × 4

= 80

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Answer this correctly for brainliest

Answers

Answer:

8x - 10

Step-by-step explanation:

Given sides

3x - 7x + 2

Perimeter

P = 2(3x - 7 + x + 2) = 2(4x - 5) = 8x - 10

Given m || n,find the value of x

Answers

Step-by-step explanation:

x + 34 = 180

x = 180 - 34

x = 146


3+ (3 - 8)2 - 7 simplify the given expression

Answers

Answer:

-14

Step-by-step explanation:

The required simplified form of the given expression 3+ (3 - 8)² - 7 is 21.

What is the algebraic expression?

Algebraic expressions are mathematical statements with a minimum of two terms containing variables or numbers.

The given expression is below as:

3+ (3 - 8)² - 7

To simplify the given expression, we need to follow the order of operations. The order of operations is a set of rules that dictate the order in which arithmetic operations should be performed. The order of operations is often abbreviated as PEMDAS:

P: Parentheses first

E: Exponents (ie Powers and Square Roots, etc.)

MD: Multiplication and Division (left-to-right)

AS: Addition and Subtraction (left-to-right)

So, we start by simplifying the expression within the parentheses first:

3+ (3 - 8)² - 7

3+ (-5)² - 7

3+ 25 - 7

Next, we simplify the exponents:

3+ 25 - 7

3+ 25 - 7

Then, we simplify the multiplications and divisions, working from left to right:

3+ 25 - 7

3+ 25 - 7

Finally, we simplify the additions and subtractions, working from left to right:

3+ 25 - 7

28 - 7

The simplified expression is:

28 - 7

= 21

Therefore, the simplified form of the given expression is 21.

Learn more about the algebraic expression here :

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3x-12=24 select equations that also have x as a souloution

Answers

Answer:

x = 12

Step-by-step explanation:

3x - 12 = 24

Add 12 to both sides

3x = 36

Divide 3 to both sides

x = 12

Best of Luck!

Consider the line y=-4x+5.
Find the equation of the line that is parallel to this line and passes through the point (-2, -5).

Answers

Answer: y=-4x-13

Step-by-step explanation:

To find the parallel line, we know that the slope must stay the same. Parallel lines NEVER touch or cross. Therefore, the slope MUST be the same. All we have to do is to find the y-intercept by plugging in the given point.

-5=-4(-2)+b           [multiply]

-5=8+b                  [subtract both sides by 8]

b=-13

Now, we know that the equation is y=-4x-13.

What is the value of c in the equation 3(x-8)=x+4 ?

Answers

Answer:

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Step-by-step explanation:

Given: y = 36 when x = 8. If y varies directly as x, find y when x = 12.

Answers

Answer:

24

Step-by-step explanation:

8/12=x/36

Cross multiply

12x=288

x=288/12

x=24

solve the equation for x: 5/9x-1/3=3

Answers

Answer:

6

Step-by-step explanation:

Step 1:

5/9x - 1/3 = 3    Equation

Step 2:

5/9x = 3 1/3      Add 1/3 on both sides

Step 3:

3 1/3 ÷ 5/9   Divide

Step 4:

10/3 × 9/5    Convert and Multiply

Answer:

x = 6

Hope This Helps :)

The solution to the equation (5/9)x - 1/3 = 3 is x = 6.

We have,

To solve the equation (5/9)x - 1/3 = 3 for x, we can follow these steps:

Step 1: Add 1/3 to both sides of the equation to isolate the term with x:

(5/9)x - 1/3 + 1/3 = 3 + 1/3

This simplifies to:

(5/9)x = 3 + 1/3

Step 2: Combine the fractions on the right side of the equation:

(5/9)x = 10/3

Step 3: Multiply both sides of the equation by the reciprocal of (5/9), which is (9/5), to solve for x:

((9/5) * (5/9))x = (10/3) * (9/5)

Simplifying further:

1x = (90/15)

Step 4: Simplify the fraction on the right side of the equation:

x = 6

Therefore,

The solution to the equation (5/9)x - 1/3 = 3 is x = 6.

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Work out
(-3) + (-8)
Circle your answer.
-5
5
-11
11

Answers

It would be -11 because all you have to do is -3-8

Kason and Greg are collecting soda can tabs for an art project. Kason finds 50 tabs in the back of the art closet and is able to collect 7 more each day. Greg’s grandmother gives him 36 tabs, and he collects 8 more each day. How long will it take for their collections to be equivalent?

Answers

Answer:

6-7 days

Step-by-step explanation:

Kason has 50 Greg has 36 keep adding 8 to 36 and 7 to 50 until they end up with the same amount. I added 8 to 36 7 times to get 92 and 7 to 50 6 times.

1. True or False; An integer is a rational number.

Answers

Answer:

True

Step-by-step explanation:

Every integer is a rational number, since each integer n can be written in the form n/1.

Answer:  sir your answer is TRUE

Step-by-step explanation:all integers are a rational number. They can be written as a fraction

Complete this item.

Identify ∠1 and ∠ 2. Select all that apply of the following terms: acute, right, obtuse, adjacent, vertical, complementary, supplementary.

Answers

Acute, adjacent and complementary
They are Acute, Adjacent, and Complementary angles.

22) Kelly is 8 years younger than her sister. The sum of their ages is 44 years. How old is Kelly and how
old is her sister?

Answers

Answer:

Kelly is 18.

Her sister is 26

Step-by-step explanation:

44 - 8 = 36

36/ 2 = 18 (kelly)

18 + 8 = 26 (her sister)

Kelly is 18 years and her sister is 26 years old.

What is Algebra?

A branch of mathematics known as algebra deals with symbols and the mathematical operations performed on them.

Variables are the name given to these symbols because they lack set values. We frequently observe constant change in specific values in our day-to-day situations.

In order to determine the values, these symbols are also subjected to various addition, subtraction, multiplication, and division arithmetic operations.

Given:

Kelly is 8 years younger than her sister.

The sum of their ages is 44 years.

let the age of Kelly's sister be x.

So, the age of Kelly is x- 8

Now, the sum of their ages is 44.

So, x+ x-8 = 44

2x = 52

x= 26

Hence, Kelly is 18 years and her sister is 26 years old.

Learn more about algebra here:

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HI HELP FOR BRANIETEST

Answers

Your answer is 600,000.

First, lets solve the equation...

[tex]113,916+241,752= 355,668\\355,668+241,752=597420[/tex]

Now, lets round it up.

[tex]597,420 \;rounded\;is\;600,000[/tex]

So, your final answer is [tex]600,000.[/tex]


help me please ion kno dis

Answers

Answer:

a, b, e

Step-by-step explanation:

≥ means greater than or equal to.

-3, -2, -1, 0, 1, 2, 3

0 ≥ -3

-3 ≥ -3

2 ≥ -3

Please helppppp!!!!!!

Answers

Answer:

d

Step-by-step explanation:

it is on the same plane as points a, b, and c

what are type of petty cash book ?​

Answers

Answer:

columnar petty cash book & imprest petty cash book

Step-by-step explanation:

. Columnar petty cash book
. Impress petty cash book

Clare made a smoothie with 1 cup of yogurt, 3 tablespoons of peanut butter, 2 teaspoons of chocolate syrup, and 2 cups of crushed ice. Kiran tried to double this recipe. He used 2 cups of yogurt, 6 tablespoons of peanut butter, 5 teaspoons of chocolate syrup, and 4 cups of crushed ice. He didn’t think it tasted right. Describe how the flavor of Kiran's recipe compares to Clare's recipe.

Answers

Answer: it was probably more chocolaty because he added 5 teaspoons instead of 4 which is 2 doubled

Step-by-step explanation:

Answer: I think that he should add 1 more to every single other one execpt the chocolate syrup.

Step-by-step explanation:

I need these answers ASAP

Answers

Answer:

irratrrational Numbers

whole

real

Step-by-step explanation:

$24,083-70%=?
what is ?

Answers

Answer:

I got 24,82.3 sorry if its wrong but i hope it helps

Step-by-step explanation:

The answer is 24082.3

What is the constant of 2x+3y+6

Answers

Answer:

6

Step-by-step explanation:

Constants are any numbers that don't change.

2x + 3y + 6

Since "6" is the only number here, that is the only constant.

Best of Luck!

Answer:

6

Step-by-step explanation:

PLEASE ANSWER QUICK!!!!!!!!!

A copy machine reduces an original document using the ratio 5:3.
What is the length of a line segment on the copy if the original is 8 in. long?

Answers

4.8 Inches because 5:3 is a 60% decrease and 8 x 0.6 = 4.8

1. Find the perimeter of the given figure below by combining like
terms.
X+3
2x-5
S
♡ Tt
Open notes navigator
1:06
10

Answers

Answer:

4x- 2

Step-by-step explanation:

if you're asked perimeter simply add the length of sides of the finger

p= (x+ 3)+ (2x- 5) + (x)

p= 4x- 2

explain why the product of a nonzero rational number and an irrational number is irrational

Answers

Answer:

If you multiply any irrational number by the rational number zero, the result will be zero, which is rational. Any other situation, however, of a rational times an irrational will be irrational.

A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate of change in the submarine’s elevation is less than -12 feet per second. Can the submarine reach the entrance to the cave in less than 10 seconds? Explain.

Answers

If the submarine descends at a rate of -12 feet per second, then at 10 seconds it will reach the entrance to the cave because if you multiply -12 and 10, you would get an answer of -120 and the entrance is at -120 feet below sea level.

Please help:( I think it should be pretty easy

Answers

Answer:

the first one

Step-by-step explanation:

the one on top because it shows 4:1 ratio

find the sum
7/8+3/4 ​

Answers

Answer as an improper fraction =  13/8

This is equivalent to the mixed number   1 & 5/8

In decimal form, 13/8 = 1.625

=========================================

Work Shown:

3/4 = (3/4)*(2/2)

3/4 = (3*2)/(4*2)

3/4 = 6/8

----------

7/8 + 3/4

7/8 + 6/8

(7+6)/8

13/8

So 7/8 + 3/4 = 13/8

Answer:

13/8

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Step-by-step explanation:


Mars
Pluto
Average Distance from Sun
(Miles)
1.42 x 108
3.67 x 109
The average distance from Earth to the sun is defined as 1 astronomical unit.
What is the distance, in astronomical units, from Mars to Pluto? Round your answer
to the nearest tenth.

Answers

Given parameters:

Table of values

Planets                       Average distance from Sun(miles)

Mars                                                 1.42 x 10⁸

Pluto                                                 3.67 x 10⁹

The average distance from Earth to Sun is 93.08 x 10⁶ miles

   So:

            1 Astronomical unit = 93.08 x 10⁶ miles

Unknown;

Distance in Astronomical unit of Mars and Pluto.

                 Since :

                 93.08 x 10⁶ miles   =  1 Au

For Mars;

                 1.42 x 10⁸ miles  =   [tex]\frac{1.42 x 10^{8} miles x 1Au}{93.08 x 10^{6} miles }[/tex]

                                             = 0.015 x 10²AU

                                             = 1.5AU

For Pluto:

                93.08 x 10⁶ miles   =  1 Au

                 3.67 x 10⁹ miles  = [tex]\frac{3.67 x 10^{9} miles x 1Au}{93.08 x 10^{6} miles }[/tex]

                                              = 0.039428 x 10³AU

                                              = 39.428AU

               To the nearest tenth = 39.4AU

So the distance of Mars in AU is 1.5AU and Pluto is 39.4AU

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