Answer:
Step-by-step explanation:
I will help u if you help me????
Answer:
the surface of area is 14cm to 2cm to 6cm please rate my answer
Answer: ok?
Step-by-step explanation:
Answer: ? = -22.5
Step-by-step explanation:
Using a negative number to replace the ? turns the minus into a plus sign.
-21 - (-22.5) = 1.5 is the same as -21 + 22.5 = 1.5
The number of tennis ball that will fill the room is <u>1,371 tennis balls.</u>
<em><u>Given</u></em>:
Diameter of ball (d) : 2 inch
Radius (r) = half of diameter = 1 inch
Dimension of room = 20ft by 16ft by 18ft
Number of balls that will fill the room = Volume of each ball/volume of the room
Volume of the ball = volume of a sphere =
Where,
r = 1
let
<em>Substitute</em>:
Volume of the room =
Therefore:
number of tennis balls that will fill the room =
Therefore, the number of tennis ball that will fil the room will be <u>approximately 1,371.</u>
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brainly.com/question/16098833