Answer:
56.55 inches
Step-by-step explanation:
radius is equal to half of diameter/length
radius Is 9
C=2*π*9
9*3.14*2=56.55
hope this helps <3
Helen is currently is 8 years old.
<h3>
How to solve world problem ?</h3>
Endeavor to understand the question, analyze it and interpret it into equation.
Given that Helen's age is multiples of 4. Next year it'll be a multiple of 3. Helen's older brother is now 19.
This means Helen current age is multiple of 4 and next year it will be a multiple of 3. Also, Helen's age is less than 19
The two available numbers that fit this analysis and less than 19 are 8 and 9. 8 is multiple of 4. 8 + 1 = 9 which is multiple of 3
Therefore, Helen is 8 years old now
Learn more about Arithmetic here: brainly.com/question/6561461
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Answer:
The answer would be 69.5ft^2
Step-by-step explanation:
It would be greatly appreciated if you gave me brainlest
