1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
stiks02 [169]
3 years ago
14

The surface area of a swimming pool is 210 square feet. What is the length d of the deep end (in feet)?

Mathematics
1 answer:
Lerok [7]3 years ago
8 0

\bf \textit{area of a rectangle}\\\\
A=Lw~~
\begin{cases}
L=length\\
w=width\\[-0.5em]
\hrulefill\\
A=210\\
w=10\\
L=d+9
\end{cases}\implies 210=(d+9)(10)\implies \cfrac{210}{10}=d+9
\\\\\\
21=d+9\implies 12=d

You might be interested in
The coordinates of point F are (1, 0.5) and the coordinates of point G are ( -1, -0.5). Which coordinate plane below correctly s
Darya [45]

Answer:

i kind of need a picture of the grid to solve this

Step-by-step explanation:

6 0
3 years ago
Distribute the following expression: 9(2g + 5)
Kisachek [45]

9(2g + 5) = 18g + 45

answer is b) 18g + 45

5 0
3 years ago
Read 2 more answers
PLEASE HELP I WILL DO ANYTHING IN THE WORLD
Inessa05 [86]
7) 26 (M<a = M<C)
8)59

4 0
4 years ago
A parking garage charges $4.50 for each hour you park. You have $18 in your pocket.
Eva8 [605]

Answer:

4 hours

Step-by-step explanation:

set up your equation

money to spend = charge per hour

18 = 4.50x

divide each side by 4.50

x = 4

4 hours

3 0
3 years ago
Read 2 more answers
1,2,3 or 4<br> Thank you!
Nuetrik [128]

Answer:

Option 3

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • Find the perimeter of this sector. Give your answer in terms of <br><img src="https://tex.z-dn.net/?f=%5Cpi" id="TexFormula1" ti
    6·1 answer
  • A random sample of 75 printers discovered that 15 of them were being used in small businesses . find the 90% limit for the popul
    7·1 answer
  • How to turn a fraction to a decimal
    5·2 answers
  • (-3 squared + 4(-3))(-3)
    8·1 answer
  • which of the following is the correct value of (0.22)•(0.4)? show your reasoning. A. 8.8 B. 0.88 C. 0.088 D. 0.0088​
    8·2 answers
  • Jeremiah ate dinner at 6:17 pm . Before eating, it took him: - 25 minutes to cook dinner - 12 minutes to drive home from the gro
    12·1 answer
  • 2(-n - 3) - 7(5+ 2n)
    12·1 answer
  • Which expression is equivalent to 8r+16
    8·1 answer
  • Write the equation of the line that passes through the points (-8, -8) and
    15·1 answer
  • Please help me with this question!​
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!