Answer:
approx. 25.13
Step-by-step explanation:
C= 2πr
radius is half diameter
the factors of the term
are 
Step-by-step explanation:
We need to find factors of the term: 
For finding factors:
We need to break the middle term such that their product is equal to product of first and last term and their sum is equal to middle term
Breaking the middle term and finding factors:




So, the factors of the term
are 
Keywords: Finding factors
Learn more about finding factors at:
#learnwithBrainly
The average is found by adding the numbers and dividing by 2.
Since the average is 17, the total of the two numbers must equal 17 x 2 = 34.
One number is given as 11, so subtract 11 from 34:
34 - 11 = 23
The other number is 23.
Too check: add 11 and 23 and then divide by 2:
11 + 23 = 34
34/2 = 17.
Answer:
$10
Step-by-step explanation:
x is her weekly allowance.
She spent half her allowance and has ½x remaining.
She earned $7, and now has $12.
12 = ½x+7
x = 10