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

on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?
two methods of active transport
what are three ways water erodes the surface of earth
36 is _______% less than 60?
Your model locomotive is 18 inches long. It is an exact model of a locomotive that is 72 feet long. A window on the locomotive is how many times wider than a wi
A light plane flew from its home base to an airport 255 miles away. With a head wind, the trip took 1.7 hours. The return trip with a tail wind took 1.5 h
10u + 7 = 8 ( 2u - 4 ) - 9
two methods of active transport
what are three ways water erodes the surface of earth
on sara's computer, 3/8 of the hard drive is files. Of the files, 1/6 are games . What part of the hard drive is games?