Answer:
254.45 meters squared
Step-by-step explanation:
Well the radius is 9 and that squared is 81 then that times pi is 254.45.
Answer:
The total surface area of a cylinder is equal to the sum of areas of all its faces. The total surface area with radius ‘r’, and height ‘h’ is equal to the sum of the curved area and circular areas of the cylinder.
TSA = 2π × r × h + 2πr2= 2πr (h + r) Square units
The answer is 8.
half of 16 is 8
Answer: f) $3,000
Step-by-step explanation:
Given: Simple interest amount S.I.= $180.00
The rate of interest annually= 6%
In decimal , the rate of interest annually r = 0.06
Time period t = 1 year
Let 'P' be the principal amount invested in account.
The formula to calculate simple interest is as :-


Hence, the principal amount invested in account = $3000