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JulsSmile [24]
2 years ago
10

HELP ME ILL GIVE YALL BRAINLIESST

Mathematics
2 answers:
Hatshy [7]2 years ago
8 0

Answer:

615.44 cm^2

Step-by-step explanation:

here r, radius is 14 cm and π as 3.14

area of circle = πr^{2}

3.14 * 14^2

3.14 * 14 * 14

615.44cm^2

Elenna [48]2 years ago
4 0

Answer:

The area of the hubcap is about \boxed{\tt{615.44}} cm².

Step-by-step explanation:

<h3><u>Solution</u> :</h3>

Here's the required formula to find the area of hubcap :

\longrightarrow{\pmb{\sf{Area_{(Circle)} =  \pi{r}^{2}}}}

  • ➝ π = 3.14
  • ➝ r = radius

Substituting all the given values in the formula to find the area of hubcap :

\longrightarrow{\sf{Area_{(Hubcap)} =  \pi{r}^{2}}}

\longrightarrow{\sf{Area_{(Hubcap)} =  3.14{(14)}^{2}}}

\longrightarrow{\sf{Area_{(Hubcap)} =  3.14{(14 \times 14)}}}

\longrightarrow{\sf{Area_{(Hubcap)} =  3.14{(196)}}}

\longrightarrow{\sf{Area_{(Hubcap)} =  3.14 \times 196}}

\longrightarrow{\sf{Area_{(Hubcap)} = 615.44}}

\star{\underline{\boxed{\sf{\purple{Area_{(Hubcap)} = 615.44 \:  {cm}^{2}}}}}}

Hence, the area of hubcap is 615.44 cm².

\rule{300}{2.5}

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AURORKA [14]

Answer:

Step-by-step explanation:

As we move from (0, 3) to (9, 0), we see x increasing by 9.  This is the 'run.'

At the same time, we see y decreasing by 3.  This is the 'rise.'

The slope of this line (graph) is m = rise / run = -3/9, or m = -1/3

Since we witness a decrease in y as we move from the first point to the second, we immediately suspect that the slope is negative.

8 0
3 years ago
A salesperson obtained a systematic sample of size 25 from a list of 500 clients. To do​ so, he randomly selected a number from
dangina [55]

Answer: Option 'D' is correct.

Step-by-step explanation:

Since we have given that

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So, it forms an arithmetic progression:

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a_{25}=a+(n-1)d\\\\a_{25}=13+(25-1)\times 20\\\\a_{25}=13+24\times 20\\\\a_{25}=13+480\\\\a_{25}=493

Hence, list would look like 13,33,............493.

Therefore, Option 'D' is correct.

3 0
2 years ago
The price of a calculater has decreased from $200 to $150. What is the percentage of decrease?
Ivanshal [37]

Answer:

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Step-by-step explanation:

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have a nice day!

5 0
3 years ago
Find the slope using the formula.<br> (9,-5) and (-2,9)
7nadin3 [17]

Answer:

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Step-by-step explanation:

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6 0
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Read 2 more answers
-10 F is colder than -4 degrees?
Aleks04 [339]

Answer: yes, it is a smaller temperature, which means that is "colder"

Step-by-step explanation:

I guess that the question is:

Is -10°F colder than - 4°C?

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This means that -4°C is equivalent to 24.8°F

And -10°F is a smaller value than 24.8°F (which mean that is colder)

This implies that -10°F is colder than -4°C

Then the statement is true.

4 0
3 years ago
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