Find the number in the tenth place 0 and look one place to the right for the rounding digit 9. Round up if this number is greater than or equal to 5 and round down if it is less than 5.
Answer: 0.1
Answer: (A) 352 π units^2
Explanation in image.
Knowledge point:
Geometry - cylinder area formula
Answer:
3pi is irrational.
Step-by-step explanation:
An irrational number multiplied by a rational number is always irrational.
:)
Answer:
7t^2 + 21t
Step-by-step explanation:
You have 7 tiles of each t by t+3.
One tile has an area of
t * (t+3) = t^2 + 3t
So in total the area is
7* (t^2 + 3t)
7t^2 + 21t
