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SCORPION-xisa [38]
3 years ago
10

Find the total surface area of a sphere with a radius of 9m​

Mathematics
2 answers:
madreJ [45]3 years ago
7 0

1017.36 m^2

<u>Step-by-step explanation:</u>

Step 1:

Total Surface Area of sphere is given by

TSF= 4× π ×r²

Where r= radius of sphere

            π = 3.14

Step 2:

TSF = 4 × π × 9²        r=9m

     = 1017.36 m²

Musya8 [376]3 years ago
4 0

Answer:

1017.36m

Step-by-step explanation:

The formular for finding the total surface area of a sphere is 4πr²

Where π is 3.14 and from the question r is 9m

4X3.14X9²

4X3.14X81

1017.36m

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