Answer:
area of sector= teete ×πr²
360
<u>4</u><u>0</u><u>°</u>×<u>2</u><u>2</u>×2×2
360 7
<u>4</u><u>0</u><u>×</u><u>8</u><u>8</u>
2520
<u>3</u><u>5</u><u>2</u><u>0</u>
=1.397°
The formula of a volume of a sphere:
R - radius
We have the volume = 288 in³. Substitute:
The formula of a surface area of a sphere:
Substitute:
The answer is 15
Step-by-step explanation: