Answer:
5
Step-by-step explanation:
Formula: 1/2(πr²)
radius: 14/2=7
1/2(π x 7²)
So the Surface Area is: 76.96902001. Round it to the decimal point u want
x < 22.5; Samuel has less than 22.5 minutes to finish the race in the estimated time.
<h3>What amount of time Samuel left for the race?</h3>
The given inequality is-

From here, we define the variable x.
x = Number of the minutes left for the race
From here we can find the value of x
We have then:


Hence, Samuel has less than 22.5 minutes to finish the race in the estimated time.
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brainly.com/question/24372553
1st day= $5
2nd day = 5^2 = $25
3rd day = 25×3= $75
5 + 25 + 75 = $105