please help and explain how to solve

Please Help And Explain How To Solve

Answers

Answer 1

Answer:

45

Step-by-step explanation:

25 ÷ 45 = 0.555 x 81 = 45

Answer 2

Answer:

A 45-foot tree will cast a 81-foot shadow.

Step-by-step explanation:

Set up a proportion.

I'll set mine up like this:

[tex]\frac{Height of Tree}{Shadow}=\frac{Height of Tree}{Shadow}[/tex]

Insert the values given then solve for the unknown (t).

[tex]\frac{25}{45}=\frac{t}{81}[/tex]

[tex](81)\frac{25}{45}=\frac{t}{81}(81)[/tex]

[tex]45=t[/tex]


Related Questions

hello person could you possibly help me answer this?

Answers

Answer:

D

Step-by-step explanation:

Because it is the one that makes sense to me im pretty sure its right

Please help will give Brain

Answers

Answer:

they are not similar because none of the sides have similar ratios

Step-by-step explanation:

12/1 doesnt equal 24/4

Answer:

I believe the answer would be B.....I'm, not 100% sure tho but that's what I'm going with and if you get this wrong because of me then I'm terribly sorry.   :(

Step-by-step explanation:

u dont need an explination do you?

The distance around the earth (circumference) is 4.0074 x 10° centimeters.
Write this in decimal form.

Answers

Answer:

4007400000

You move the decimal place to the right 9 places.

Step-by-step explanation:

The required distance around the earth (circumference) in standard form is 40,074,000,000.

What is a number system?

A number system is described as a procedure of organizing to express digits. It is the mathematical notation for representing the numbers of a given set by using numbers or other characters in a uniform method. It delivers a special exhibit of every digit and defines the arithmetic structure.

Here,
The number 4.0074 x 10¹⁰ means 4.0074 multiplied by 10 to the power of 10. To convert this number to standard form, we simply need to move the decimal point 10 places to the right.

So the answer in standard form is:

40,074,000,000

Thus, the required distance around the earth (circumference) in standard form is 40,074,000,000.

Learn more about the number system here:

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consider the triangle graphed below. classify it by its angles
A) acute
B) obtuse
C)equiangular
D)right

Answers

Correct answer is RIGHT Bc it has a right angle

in ∆ABC if <A=56°<=68° find <b plss helpp​

Answers

I'm assuming you mean that <C=68 degrees.

Now we know that the interior angle of a triangle adds up to 180 degrees.

We just need to subtract the 2 already known angles from it.

180 degrees-56 degrees-68 degrees=180 degrees-124 degrees=56 degrees.

Done!

<B=56 degrees.

Any questions you can ask in the comments, also something to look out for always capitalize your letter when you are writing angles :)!

whats x equal show work​

Answers

Answer:

1.71

................

5
Write the equation of the line in slope intercept form given the following:
Slope
intercept (0, -8)
1
5
(Level 2)

Answers

Answer:

2388732er

Step-by-step explanation:

Consider function f.

Answers

(Infinity,4)
Hope that helps

The value 6 in the number 90,362 is 1/100 , 1/1000, 100, 1000 times the value of 6 in 67,209 , 51,376 ,24,764

Answers

Answer:

1000 times greater

Step-by-step explanation:

00,060   vs  60,000 how many times does it move? there's your answer.

4x^2-36 correct factorization

Answers

Answer:

4 (x + 3) (x - 3)

Step-by-step explanation:

Evaluate 8p +3q-188p+3q−188, p, plus, 3, q, minus, 18 when p=\dfrac12p= 2 1 ​ p, equals, start fraction, 1, divided by, 2, end fraction and q=7q=7q, equals, 7.

Answers

Given:

The expression is

[tex]8p+3q-18[/tex]

To find:

The value of the expression when [tex]p=\dfrac{1}{2}[/tex] and [tex]q=7[/tex].

Solution:

We have,

[tex]8p+3q-18[/tex]

Putting [tex]p=\dfrac{1}{2}[/tex] and [tex]q=7[/tex], we get

[tex]8(\dfrac{1}{2})+3(7)-18[/tex]

[tex]=4+21-18[/tex]

[tex]=7[/tex]

Therefore, the value of the expression is 7 when [tex]p=\dfrac{1}{2}[/tex] and [tex]q=7[/tex].

Answer: 7

Step-by-step explanation:

First 5 terms of 2n^2+4.
Please help!

Answers

Answer: 16

Step-by-step explanation:

What is the area of a right triangle 4 centimeters
high with a base of 7 centimeters?

Answers

7 x 4 = 28; 28 divided by 2 = 14cm squared

A tourist ignores the warning signs and leaves food in his car while he goes for a hike. A mama bear and her cub open the car door in six seconds. How long would it take each bear to open the car door alone if the cub needs 9 more seconds than the mama bear?

Answers

Answer:

0 sec. I help him get the tourist too :)

Step-by-step explanation:

jk, but her cub takes 13 and the mama 4

Using the together rate, it is found that it would take each bear 9 hours to open the car door alone.

What is the together rate?

The together rate is the sum of each separate rate.

In this problem, the rates are as follows:

Together rate: 1/6.Mama's rate: 1/x.Cub's rate: 1/(x + 9).

Hence:

[tex]\frac{1}{x} + \frac{1}{x + 9} = \frac{1}{6}[/tex]

[tex]\frac{x + 9 + x}{x(x + 9)} = \frac{1}{6}[/tex]

[tex]x^2 + 9x - 12x - 54 = 0[/tex]

[tex]x^2 - 3x - 54 = 0[/tex]

Quadratic equation with coefficients [tex]a = 1, b = -3, c = -54[/tex], hence:

[tex]\Delta = b^2 - 4ac = (-3)^2 - 4(1)(-54) = 225[/tex]

[tex]x_1 = \frac{-b + \sqrt{\Delta}}{2a} = \frac{3 + \sqrt{225}}{2} = 9[/tex]

[tex]x_2 = \frac{-b - \sqrt{\Delta}}{2a} = \frac{3 - \sqrt{225}}{2} = -6[/tex]

It would take each bear 9 hours to open the car door alone.

To learn more about the together rate, you can take a look at https://brainly.com/question/25159431

4. Identify the domain and range of the relation

{(2,4),(7,-9),(1,4),(3, -6), (8,0)}

Answers

Answer:

Domain: (2,7,1,3,8) Range: (4,-9,-6,0)

Step-by-step explanation:

help please PT is the angle bisector of RPS. Find the measure of each indicated angle.
angle: TPS
Angle: RPS

Answers

Answer:

tps is 37 and rps is 74. i hope this helps

HELPPPPPPPPP I HATE MATH
2 QUESTIONS!!!!!!!!!!!!
14 points
FIRST ONE
|6| - (-14)
SECOND ONE
|-18| + 58
HELPPPPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!!!!!!!!!!! AND HURYYYYYY PLSSSSSSSSSSSSSS

Answers

Answer:

1. 20 2. 76

Step-by-step explanation:

Answer:

1. -8, 2. 76

Step-by-step explanation:

1. |6| - (-14) it is asking for the absolute number which is 6

is it should be

6 - (-14)

you just add the 6 to the negative 14 because the 6 is positive.

is the answer is -8

2. |-18| + 58 = 18 + 58=

76

I need help with this is the last question

Answers

The answer is 360.

Hope this helps

Answer:

84 ft2

Step-by-step explanation:

mitochondria is the powerhouse of a cell

pls help also show your work :) giving brainliest to best answer

Answers

Answer:

500

Step-by-step explanation:

125x4=500

(125+125+125+125)  

Sorry if it's blurry, I can retake the picture

○=> Correct option :

[tex]\color{plum}\tt\bold{(C) \: 500 \: mi}[/tex]

○=> Steps to derive correct option :

Scale of a map :

=> 1 inch = 125 miles

Distance between two cities in map = 4 inches

Actual distance between the two cities :

[tex] =\tt 125 \times 4[/tex]

[tex] =\color{plum}\tt 500 \: miles[/tex]

Thus, the actual distance between the two cities = 500 miles

Therefore, the correct option is (C) 500 mi

NEED HELP FAST THE QUESTION IS: Enter a number into the box so that the equation will have an infinite number of solutions.

Ecuation:4x-8=4x+(THE ANSWER GOES HERE AND THE WRIGHT ANSWER WILL GET BRAINLY.)

Answers

Answer:

-8

Step-by-step explanation:

Help with these both too

Answers

1. 3 rows with 21 sneakers

2. D. 11*2

what is the answer to -4(2d+3)+2(-d+4)?

Answers

Answer:

-10d-4

Step-by-step explanation:

Well, you're in luck because I LOVE distributive property!!!

-4(2d+3) Multiply -4 by 2d to get -8d, and multiply -4 by 3 for -12, so the result would be -8d-12!

Then, 2(-d+4) and therefore 2 times -d (you can just say -1d) to get -2d and 2*4 would be 8 to make -2d+8!

Now you combine them: -8d-12+-2d+8

Combine like terms!

-10d-4 would be your answer.

Please please help will give Brain!!

Answers

Answer:

its the last one

Step-by-step explanation:

Mr. Lyle made a round trip between two cities that were 450 kilometers apart. On the return trip, he increased his average of rate travel by 5 km/h and made the trip in one hour less. Find his rate for each direction.

Answers

Answer:

45 km/h

50 km/h

Step-by-step explanation:

Distance traveled in one way = 450 km

Let x = Velocity when he was going to his destination in km/h

He traveled 5 km/h faster when he returned so his velocity was [tex]x+5[/tex]

It took him 1 hour less when he returned so

[tex]\dfrac{450}{x}-\dfrac{450}{x+5}=1\\\Rightarrow x^2+5x-2250=0\\\Rightarrow x=\frac{-5\pm \sqrt{5^2-4\times 1\times \left(-2250\right)}}{2\times 1}\\\Rightarrow x=45,-50[/tex]

So, velocity while going to his destination is 45 km/h

While returning his velocity was 45+5 = 50 km/h.


PLS HELP * 12 POINTS* I WILL MARK BRAINLIEST

Answers

Answer:

1.45

2.61

3.33

4.108

5.98

6.82

7.52

8.142

9.36

10.64

Step-by-step explanation:

Use rule that a straight line is 180 and a right angle is 90

Neil tried to rewrite the expression 5^-6/5^-4

5^-6/5^-4
=
5^-6-(-4) Step 1

5^-2 Step 2

1/5^2 Step 3

Did Neil make a mistake? If so, in which step?

Answers

Answer:

0.04

is what the answer should be

Step-by-step explanation:

What is the value of u?

Answers

Answer:

2

Step-by-step explanation:

180 - (105 +37) = 38

38/19 = 2

Joanna made a table and a graph for the equation y = 2x.
Did Joanna make these items correctly? Select the true statement.

A.The graph is correct, but the table is not.
B.Both are correct
C.Both are incorrect.
D.The table is correct, but the graph is not.

Answers

b. both r correct

when it’s 2x it goes up two over one. rise/run, 2/1
for the table if you look at the graph when x=1 then y=2 and if x=2 then y=4

Answer:

B

Step-by-step explanation:

Help with this it’s due today.!!!!

Answers

Answer:

Right answer is 10 I hope it's helps you

What are the zeros of the function below? Check all that apply.
F(X) =(x + 3)(x - 1)/(x-2)(x + 2)
A. 2
B. -2
C. 3
D. -3
E. 1
F. -5

Answers

Answer:

-3 and 1

Step-by-step explanation:

The zeros of the given function are -3 and 1.

What are zeros of a function?

The zeros of a function, also referred to as roots or x-intercepts, are the x-values at which the value of the function is 0 (f (x) = 0). The zeros of a function can be thought of as the input values that result in an output of 0.

Given is a function f(x) = (x + 3)(x - 1)/(x-2)(x + 2),

We need to find the zeros of the function,

Equate to 0,

(x + 3)(x - 1)/(x-2)(x + 2) = 0

Therefore,

(x + 3)(x - 1) = 0

x+3 = 0 and x-1 = 0

Therefore,

x = -3, x = 1

Hence, the zeros of the given function are -3 and 1.

Learn more about zeros of the function, click;

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