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vladimir1956 [14]
1 year ago
14

Please help me I’m timed

Mathematics
1 answer:
Elan Coil [88]1 year ago
8 0

The equation of the line in slope intercept form is y = -6x - 4

<h3>How to determine the equation of the line?</h3>

From the graph;

The line passes through the following points

(-1, 2) and (-2, 8)

The slope of the line is

m =(y2 - y1)/(x2 - x1)

So, we have

m = (8 - 2)/(-2 + 1)

Evaluate

m = -6

The equation of the line is

y = m(x  - x1) + y1

So, we have

y = -6(x + 1) + 2

Evaluate

y = -6x - 4

Hence, the equation of the line in slope intercept form is y = -6x - 4

Read more about linear equations at:

brainly.com/question/2226590

#SPJ1

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Find the lateral area and surface area of a cone with a radius of 12 and a height of 21
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Answer:

The Lateral Surface Area is 911.32 square unit and

Total Surface Area is 1361.7 square unit.

Step-by-step explanation:

For a given Cone

Radius (r) = 12

Height (h) = 21

<u>For Lateral Surface Area</u>

<h3><u>Formula</u><u>:</u> </h3>

A = πr√r² + h²

A = 3.14 × 12 × √(12)² + (21)²

A = 3.14 × 12 × √144 + 441

A = 3.14 × 12 × √585

A = 37.68 × 24.18

A = 911.32 square unit

Now,

<u>For</u><u> </u><u>Total</u><u> Surface Area</u>

<h3><u>Formula:</u></h3>

A = πrl + πr²

For Slant height (l)

l² = r² + h²

l² = (12)² + (21)²

l² = 144 + 441

l² = 585

l = 24.18

So,

A = πrl + πr²

A = πr(l + r)

A = 3.14 × 12 × (24.14 + 12)

A = 3.14 × 12 × 36.14

A = 1361.7 square unit

Thus, The <u>Lateral Surface Area</u> is 911.32 square unit and <u>T</u><u>otal Surface Area</u> is 1361.7 square unit.

<u>-TheUnknownScientist</u>

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3 years ago
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Sarah rolls a die twice. What is the probability that she rolls a 3 and then an even number?
vekshin1

Answer:

A) 1/12

Step-by-step explanation:

The sample space of rolling a die is { 1,2,3,4,5,6}

P (getting 3)= The number of "3"'s  in the sample space over the number of items in the sample space

P (getting a 3} = 1/6

P (getting  even)= The number of evens  in the sample space over the number of items in the sample space

P (getting an even} = 3/6= 1/2

Since these are independent events, we multiply the probabilities

P(3, even) = 1/6 * 1/2 = 1/12

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What is the greatest whole number that rounds to 67,400?What is the least whole number?
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The greatest whole number that rounds to 7,400 would be 7,399. This is because there is no number that is larger than 7,399 that would round up to 7,400, since 7,400 is the next number.

The least whole number that rounds to 7,400 would be 7,401. This is because there is no number that is less than 7,401 that would round up to 7,400, since 7,400 is the next number.
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A pack of five basic solid T-shirts costs $29.95 in a store. The sales tax where they are sold is 7.75%. What is the unit cost o
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32.27/5

6.45

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