From the roof of a house the angle of depression of
the top of a tree 20 ft. high was found to be 30°. If
the distance between the house and the tree is
10√2 find the height of the house.​

Answers

Answer 1

Answer:

GB = CD = 20 ft, GC = BD = 10√3 ft, ∠FAC = 30°, AB = ? Or, AG = 10 ft. hence, the height of the house (AB) = 30 feet is the required answer.


Related Questions

Sadie volunteers on the weekend at the Central Library. As a school project, she decides to record how many people visit the library, and where they go. On Saturday, 316 people went to The Youth Wing, 497 people went to Social Issues, and 460 went to Fiction and Literature. On Sunday, the library had 1400 total visitors. Based on what Sadie had recorded on Saturday, about how many people should be expected to go to The Youth Wing? Round your answer to the nearest whole number..​

Answers

Answer:

347

Step-by-step explanation:

Total visitors on Saturday:

316 + 497 + 460 = 1273

Proportion of people who went to The Youth Wing on Saturday:

316/1273 = 0.248

Expected number of people to visit The Youth Wing on Sunday:

1400*0.248 = 347 (rounded)

Help me I wanna get this over with

Answers

Answer:

D

Step-by-step explanation:

Area is L×W

Perimeter is L+L+W+W

6ft to 74in as a fraction in lowest terms

Answers

6ft to 74in as a fraction in lowest terms is 36/37in

Answer:

[tex]\frac{72}{74}[/tex] or [tex]\frac{36}{37}[/tex]

Hope that this helps!

F(x)= x^2 - 7x +12
The above equation is in standard form. Write the above equation in factored form
f(x) = (x-r1)(x-r2)


r1 represents first root, r2 represetnts second root


What are the roots?
Remember, x-r1 = 0 and x-r2=0

Answers

Answer:

f(x) = (x - 3)(x - 4)

Step-by-step explanation:

f(x)= x^2 -7x +12 factors immediately into f(x) = (x - 3)(x - 4

The roots are 3,4

Write the equation of the circle with the given information.
Center: (2,8)
Radius: 3

Answers

Answer:

(x - 2)² + (y - 8)² = 9

Step-by-step explanation:

The equation of a circle in standard form is

(x - h)² + (y - k)² = r²

where (h, k) are the coordinates of the centre and r is the radius

Here (h, k ) = (2, 8 ) and r = 3 , then

(x - 2)² + (y - 8)² = 3² , that is

(x - 2)² + (y - 8)² = 9

PLEASEEEEE HELP WITH BOTH OF THEM. I’LL MARK BRAINLIEST!

Answers

Answer:

its not clear

Step-by-step explanation:

The answer to number 2 is $1,004.80
I’m not sure about 3, i don’t know if she has a money or space limit



The radius is 8 and we need to find the circumference
First find the diameter by multiplying 8 by 2
Next multiply the diameter by pi
16•3.14=50.24
The cost of fencing is $20/ft
50.24•20=$1,004.80

name a radius circle qrtps

Answers

The radius of a circle is any line segment connecting the centre of the circle to any point on the circle. The chord of a circle is a line segment joining any two points on the circle. The chord of a circle which passes through the centre of the circle is called the diameter of the circle.

Jenelle draws one card from a standard deck of 52 cards.
Determine the probability of drawing either a jack or a queen?
Write your answer as a reduced fraction.
Answer =
Determine the probability of drawing either a jack or a spade?
Write ydur answer as a reduced fraction.
Answer =

Answers

Answer:

First Answer = 2/13

Second Answer = 4/13

Step-by-step explanation:

1. There are 52 cards in a standard deck. There is also a total of 4 jacks and 4 queens of these 52 cards. So, the probability of drawing either a jack or a queen after one pick would be 8/52 = 2/13.

2. There are 4 jacks, and 13 spades. However, one of those jacks is a jack of spades. So, instead of 17 possible picks, one overlaps, resulting in 16 possible picks. This is represented by 16/52 = 4/13.

The probability of drawing either a jack or a queen is 2/13 or 15.38%. In turn, the probability of drawing either a jack or a spade is 15/52 or 28.84%

Since Jenelle draws one card from a standard deck of 52 cards, to determine the probability of drawing either a jack or a queen, and to determine the probability of drawing either a jack or a spade, the following calculations must be performed:

Jack + Queen = 4 + 48/52 = X2/13 = X0.1538 = X

Jack + Spade = 4 + 1115/52 = X0.2884 = X

Learn more in https://brainly.com/question/17193366

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers.
A pyramid has a regular hexagonal base with side lengths of 4 and a slant height of 6. Find the total area of the pyramid.

Answers

Answer:

2+2=4

Step-by-step explanation: big brain

Can someone help me with this question plz show work.

Answers

Answer:

d

Step-by-step explanation:

V=whl=3·4·6=72

D. 6*4*6≠72

Answer:

D 6x6x4

Step-by-step explanation:

the dimensions are 3x6x4 so 6x6x4 is not the volume of this rectangular prism

Finch made the table below to compare two functions.
0
1
2
3
f(x) g(x)
24 1
36 3
48 9
60 27
Which statement is true according to finch's table

Answers

Answer:

The function g(x) increases faster than the function f(x)

8b + 32

b=7

also an expression equivalent to 8b + 32 and why​

Answers

8b + 32
8(7) + 32
=56 + 32
=88

8b + 16(2) is equivalent because
8(7) + 32
=56 + 32
= 88

Which situation would most likely show a positive association?
O A. the age of a car and its resale value
O B. the weight of a dog and the amount of food it eats per day
o C. the number of minutes exercised per day and a person's weight
o D. the amount of time a boy plays video games and his grade in math

Answers

Answer:

B. the weight of a dog and the amount of food it eats per day.

This is because dogs only eat around 1/3 of their body weight a day, hence the dogs weight having a positive comparison value to the weight of the food that it eats.

Hope this helps!

Answer: B

The probability of buying a small car is 1. What does that mean?
It is unlikely.
It is impossible.
It is definite.
It is likely

Answers

Answer:

it is unlikely if it is one out of 5

Step-by-step explanation:

Can you guys help? Another question about writing out an equation of the line shown in the graph

Answers

Answer:

Step-by-step explanation:

add brackets to make this statement correct:
7-5-3+4=9​

Answers

Answer:

7-5+3+4=9

7-5=2+3=5+4=9

I think 7-(5-3)+4=9 is the answer.

1. find the greatest mass
that can be taken on exact
number of times from 360g
504g, and 672 g​

Answers

Answer:

72g

Step-by-step explanation:

I hope it's right I figured it out by common factor

PLEASE HELP
i will mark brainliest

Answers

Answer:

I think B

Step-by-step explanation:

Answer:

I agree and also think it is B.

Step-by-step explanation:

I hope this helped!

You have 2 different savings accounts. For Account​ A, the simple interest earned after months is ​$1.90. For Account​ B, the simple interest earned after 18 months is ​$22.05. If the interest rate is 3.8% for Account A and 2.1% for Account​ B, how much is the principal in each​ account? Which account earned you the most interest the first​ month? Explain your answer.

Please help i need to turn it in soon!!

Answers

Answer:

The computation is shown below;

As we know that

The simple interest is

Simple interest = Principal × rate × time

For Account A, the principal would be

2 = Principal × 3.2% × 3

So, the principal is $20.83

For account B, the principal would be

38.50 = Principal × 2.2% × 30

So, the principal is $58.33

Now the interest for both the accounts are as follows

For account 1

= $20.83 × 3.2%

= $0.67

And, for the account 2

= $58.33 × 2.2%

= $1.28

As it can be seen that the account 2 has the highest interest

The same is to be considered

Step-by-step explanation:

Gimme some relaxation songs​

Answers

Answer:

slowed songs

Step-by-step explanation:

Thank me later.

Good days slowed, trust me it’s very relaxing and soothing or tbh any slowed song

it takes four jars of in to record the store's inventory for 12 weeks at that rate how many jars of ink do you need to keep track of inventory for 33 weeks​

Answers

Answer:

11

Step-by-step explanation:

So every 12 weeks there are 4 jars right? right.

1.) Divide 33 by 12 and you will get 2.75

2.) Then multiply 2.75 by 4 and you will get 11!

The problem is a bit hard to understand but I hope I answer your question correctly! Have a great day! :)

Erica saw a skateboard on sale for $45.56. The original price of the skateboard was $75.99. What is the approximate percent discount on the skateboard? Round to the nearest whole percent.

Answers

Answer:

60%

Step-by-step explanation:

45.56/75.99 x 100 = 59.9

Rounded = 60%

Hello!

Discounts! I struggle myself with these, but a common method can help you find the price.

First, we'll subtract 45.56 from 75.99, to get our discount factor.

75.99 - 45.56 = 30.43

Now, we have to figure out the percentage of said factor. How much of 75.99 is 30.43. We must divide discount factor by original number.

30.43 ÷ 75.99 = 0.40044742729306 which would be equal to 40.044742729306%

Lastly we round 40.044742729306% to the nearest whole percent.

Our final answer is: 40%

waffletowne

........:::::::::::: have a great day​

Answers

Answer:

thanks so much! you too :)

Step-by-step explanation:

Answer:

same to you.

Explanation:

how many triangles are there in the picture ?

Answers

Answer:

there are 10 triangles

Step-by-step explanation:

10 I think all of it is triangles except the middle of the star

Use the net to find the surface area of the prism.



96 in2

12 in2

24 in2

84 in2

Answers

Answer:

a. 96 in²

Step-by-step explanation:

The surface area of the prism = the sum of the area of each part of the net shown

✔️Area of the 2 equal triangles = 2(½*b*h)

b = 4 in

h = 3 in

Area of the two triangles = 2(½*4*3) = 12 in²

✔️Area of the rectangle 1 with the following dimensions:

L = 7 in

W = 3 in

Area = L*W = 7*3 = 21 in²

✔️Area of the rectangle 2 with the following dimensions:

L = 7 in

W = 4 in

Area = L*W = 7*4 = 28 in²

✔️Area of the rectangle 3 with the following dimensions:

L = 7 in

W = 5 in

Area = L*W = 7*5 = 35 in²

✅Surface area of the prism = 12 + 21 + 28 + 35 = 96 in²

What is the answer to this

Answers

The answer is H(-5) = 17

Answer:

-23

Step-by-step explanation:

h(-5) = 4 * -5 - 3 = -20 - 3 = - 23       .... x ≥ -5

the number is a 5 digit number.the value at ones and tens place is the highest single digit number .the hundreds place is double the thousands..the thousands place is double the ten thousands place is number 2 . write the numeral

Answers

Answer:

24,899

Step-by-step explanation:

PLEASE HELP ASAP I NEED THIS HW IN A HOUR! I MARK BRAINLIEST! Which data set could be represented by the box plot shown below?

Answers

Answer:

B is correct.

Step-by-step explanation:

the median must be 69. only in B the median is 69.

What numbers x that make the statement below true?
7x < 42 ?

Answers

Answer:

x= 5

Step-by-step explanation:

bc 7x5=35 and under will work to but 7x6 will makeit 42 so 5is the best choice

hopes this helps :)

A researcher plans to study the causal effect of a strong legal system on economy, using data from a random sample of U.S. counties. The researcher plans to regress national income per capita on whether the country has a strong legal system or not (an indicator variable taking the value 1 or 0, based on expert opinion). Do you think this regression suffers from omitted variable bias

Answers

Answer:

Based on expert opinion the regression does not suffer from omitted variable bias

Step-by-step explanation:

Based on expert opinion the regression does not suffer from omitted variable bias because its indicators taking values of 1 and 0 where 1 would represent taking action by the legal system  and 0 would represent not taking action by the legal system. as

The researcher plans to regress national income per capita based on the effect of the legal system

applying the formula for addressing omitted variable bias ( attached below )

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