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ivolga24 [154]
1 year ago
7

Select the correct answer.

Mathematics
1 answer:
GuDViN [60]1 year ago
8 0

The surface area of the pencil is the amount of space it covers

The surface area of the pencil is 61 square centimeters

<h3>How to determine the surface area?</h3>

The given parameters are:

H = 20 cm

L = 0.5 cm

The surface area (SA) is then calculated as:

SA = 6LH + 3\sqrt 3L^2

This gives

SA = 6 * 0.5 * 20 + 3\sqrt 3 * 0.5^2

Evaluate the sum

SA = 61

Hence, the surface area of the pencil is 61 square centimeters

Read more about surface area at:

brainly.com/question/6613758

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Which of the following equals 3x2−10x−83x2-10x-8 when factored completely? 
xeze [42]
If it was typo and the original equation is 3x^2 - 10x - 8, then the answer would be (<span><span>3x+2)(x-4), but if not then IDK.

Hope this helps!</span></span>
4 0
3 years ago
Solve<br> 4(-5)(-2)(-3)<br> show your work&lt;3<br> no links
laila [671]

Answer:

<h2><em><u>-120</u></em></h2>

Step-by-step explanation:

4(-5)(-2)(-3)

= -20 × 6

= <em><u>-120 (Ans)</u></em>

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2 years ago
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morpeh [17]

Here we might have to find p(v intersection w) and for that we use the following formula

p(v U w) = p(v)+p(w)-p(v intersection w)

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Substituting these values in the formula, we will get

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So the required answer of the given question is 0.03 .

7 0
2 years ago
Plz help as quick as possible!
kompoz [17]

average =65%

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6 0
2 years ago
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A triangle has a perimeter of 77 inches. What are the side lengths of a, b, and c?
Yuki888 [10]

Answer:

I believe this is pathgorean theorem, which I did at the beginning of alegbra last year. It is basically finding the missing side of a triangle. (Trust me some of the easiest stuff you do all year) Below are my notes from last year. I hope it helps! Good Luck!!!

Step-by-step explanation:

Given two sides

If you know two other sides of the right triangle, it's the easiest option; all you need to do is apply the Pythagorean theorem:

a² + b² = c²

if leg a is the missing side, then transform the equation to the form when a is on one side, and take a square root:

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if leg b is unknown, then

b = √(c² - a²)  

for hypotenuse c missing, the formula is

c = √(a² + b²)

6 0
3 years ago
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