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ASHA 777 [7]
3 years ago
5

In 1863, President Abraham Lincoln gave his famous Gettysburg Address. It starts, “Four score and seven years ago....” Four scor

e and seven is equal to 87. How many years are in a score? What year was President Lincoln referring to?
Mathematics
1 answer:
butalik [34]3 years ago
3 0
Part 1: The simplest way to solve this I think is to set an equation. 4 score is 4x and 7 is +7. So 4x+7=87. Now simply solve.

4x+7=87
-7. -7
4x=80
/4. /4
X=20

---20 years are in a score---

Part 2: start at the year he said it, and go back 87 years. 1863-87=1776.

---he was referring to 1776---

Hope that helped!!
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A cake has a circumference of 25 1/7 inches. What is the area of the cake? Use 22/7 to approximate pi
Novosadov [1.4K]
To calculate for area given the circumference we proceed as follows:
C=2πr
where:
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thus given that C=25 1/7 in=176/7
thus plugging in our formula to solve for r we get:
176/7=2πr
thus
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hence the area will be:
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7 0
3 years ago
At 8:00 a.m., there were t inches of snow on the ground. At 5:00 p.m., there were 3t inches of snow on the ground. How many more
Anastaziya [24]

we conclude that at 5:00 p.m. there are 8 more inches of snow than at 8:00 a.m.

<h3>How many more inches of snow were on the ground at 5:00 p.m. than at 8:00 a.m.?</h3>

We know that at 8:00 a.m. there were t inches of snow in the ground.

At 5:00 p.m. there were 3t inches of snow in the ground.

Then the difference between the heights of the snow is:

3t- t = 2t

And we know that at 5:00 p.m. there were 12 inches of snow then we can solve the linear equation for t:

3t = 12in

t = (12in)/3 = 4 in

Replacing that in the difference of heights:

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From this, we conclude that at 5:00 p.m. there are 8 more inches of snow than at 8:00 a.m.

If you want to learn more about linear equations:

brainly.com/question/1884491

#SPJ1

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Properties of a circle:
ExtremeBDS [4]
Tangent is a line that touches the circle at one point going infintiely in both directions

chord is a line that goes from one side of the circle to the other and stays inside the circle, an example would be the diameter which is the longest chord in the circle

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it's like the length of the crust when you cut a slice of pie or the crust of a pizza

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Answer:

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Step-by-step explanation:

The volume of the cylinder is the area of the base X height therefore it would be 3^2 * 3.14 * 8 = 72 * 3.14 = 226.08.

7 0
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