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
bija089 [108]
3 years ago
14

6. A hemispherical dome of a building needs to be

Mathematics
1 answer:
babymother [125]3 years ago
3 0

Answer:

Step-by-step explanation:

circumference=17.6 m

2πr=17.6

2×22/7×r=17.6

44/7 r=17.6

r=17.6×7/44=0.4×7=2.8 m=280 cm

surface area=1/2(4 πr²)=2πr²=2×22/7×(280)²=2×22/7×280×280

=44×40×280

=492800 cm²

cost of painting=492800×5÷100=24640 Rs.

You might be interested in
Melinda paints 7/8 of a wall in 1 1/6 hours. What part of a wall does Melinda paint in 1 minute?
mylen [45]
If she paints 7/8=7/6 hrs
                         ? =1 hr
1/(7/6)*7/8=3/4
Therefore she can paint 3/4 of the wall in an hour
5 0
3 years ago
Which structure has changed position in whales over a long period of time.
UNO [17]

Answer:

I THINK ITS B. THE DORSAL FIN

Step-by-step explanation:

Because all fish and different Marine animals

have it in different spots of he/she's body

Hope I helped SORRY if you get it wrong

7 0
3 years ago
Read 2 more answers
Write the slope -intercept of, y-5=-4(x+1)
Brums [2.3K]

Answer:

the slope for y-5=-4(x+1) is: -4

7 0
3 years ago
Choose the correct simplification of f^9 h^23/f^3 h^17
Tanzania [10]

Answer:

f6h40

Step-by-step explanation:

Step  1  :

           h23

Simplify   ———

           f3  

Equation at the end of step  1  :

         h23

 ((f9) • ———) • h17

         f3  

Step  2  :

Multiplying exponential expressions :

2.1    h23 multiplied by h17 = h(23 + 17) = h40

Final result :

 f6h40

4 0
3 years ago
At Silver Gym, membership is $25 per month, and personal training sessions are $30 each. At Fit Factor, membership is $65 per mo
ladessa [460]

Answer:

I belive B

25x+30=65x+20

4 0
3 years ago
Other questions:
  • First to get it right gets brainliest
    11·2 answers
  • Show me how to write370,519 in expanded form
    12·1 answer
  • 1. Dalia makes a cranberry apple punch that contains 20%, percent real juice by mixing x gallons of a cranberry drink with y gal
    13·1 answer
  • For a population with a mean of 40 and a standard deviation of 8 find the z-score corresponding to each of the following samples
    15·1 answer
  • PLEASE HELP!!!
    7·2 answers
  • My question is <br> 2+2/4*10
    12·2 answers
  • 23. Find the area of the rectangle.
    7·2 answers
  • Help ASAP plz ASAP please
    8·2 answers
  • NEED HELP ASAP WILL GIVE BRAINLIEST REAL ANSWERS ONLY PLZ
    9·2 answers
  • The radius of a circle is 12 meters. What is the circle's area
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!