Answer:
B. 14
Step-by-step explanation:
When reading a stem and leaf plot, the outside numbers represent the tens and the inside numbers represent the units.
For example, take 5 | 4.
5 is the ten and 4 is the unit, making it 54.
If you understand that, then I think you'll understand how I got my answer.
Given :
A building is of unknown height. At a distance of 400 feet away from the building .
An observer notices that the angle of elevation to the top of the building is 35º and that the angle of elevation to a poster on the side of the building is 15º .
To Find :
How far is the poster from the roof of the building .
Solution :
Height is given by :

( Here ,
is angle of elevation )
So , height of tower :

For height of poster :

Therefore , distance of poster from the roof of the building is :

Hence , this is the required solution .
Answer:
n(-9+ n) =0
Step-by-step explanation:
-9n+n^2=0 Kind of use 'reverse distributive' property
n (-9 + n) = 0
The correct quotient is -3
The mistake CJ likely made is multiplying using the reciprocal of -3/4. The correct option is d. He multiplied using the reciprocal of -3/4
From the question,
We are to determine the correct quotient.
The given division operation to be carried out is -3/4 divided by 1/4
The correct quotient can be determined as shown below

Multiply
by the reciprocal of 
The reciprocal of
is 
Then, we get

This gives

= -3
The correct quotient is -3
The mistake CJ likely made is multiplying using the reciprocal of -3/4.
Hence, the correct quotient is -3
The mistake CJ likely made is He multiplied using the reciprocal of -3/4. The correct option is d. He multiplied using the reciprocal of -3/4
Learn more here: brainly.com/question/13124034
Answer:
The family budget to make the one-way trip should be $70.
Step-by-step explanation:
Given: The cost of three gallons of gasoline=$10.50
Therefore, the cost of one gallon of gasoline=
Since, they need 20 gallons for driving out of state to her grandmother’s house.
The cost of 20 gallons of gasoline =
Therefore, The family budget to make the one-way trip should be $70.
Hope this <u><em>Helped!</em></u> :D