jagrutmahendra6 jagrutmahendra6
  • 01-03-2020
  • Mathematics
contestada

calculate the total surface area of this hemisphere radius 9 give your answer in 1 decimal place ​

Respuesta :

amna04352
amna04352 amna04352
  • 01-03-2020

Answer:

763.4 units²

Step-by-step explanation:

Curved SA = 2×pi×r²

= 2×pi×9² = 162pi units²

Circular base = pi×r²

= pi×9² = 81pi units²

Total = 162pi + 81pi = 243pi units²

= 763.4070148 units²

= 763.4 units²

Answer Link

Otras preguntas

During the constitutional convention , sectional differences were most clearly seen in arguments over A. The counting of slaves in the census B the issue of s
Which expression is equivalent to 4√144a^12b^3? PLEASE answer thank you!
Multiply. −3/7xy(−35x^3y^2) This is REALLY IMPORTANT I NEED IT DONE BY 2/4/2018 1:00 THANK YOU (SHOW YOUR WORK OR NO POINTS)
Ted made a trip to his friends house and back. On the trip there he traveled 25 km/h and on the return trip he went 20 km/h. How long did the trip there take if
Robert needs four shelves from a broad that is 2.5 meter long. The second shelf 18 centimeters longer than twice the length of the first shelf. The third shel
plz help ill give you brainlist
If you want to know the strength of an earthquake, refer to a _____.
The lines that establish the outside borders of a three dimensional form are called
Ivan has 4 hours of music on his mp3player. Jazz makes up 1/6 of the total time . How many hours of jazz are in Ivan MP3 player
Unscramble: una tu pedir los dias todos bicicleta