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yanalaym [24]
3 years ago
13

A square patio has an area of 143 square feet. How long is each side of the patio to the nearest tenth?

Mathematics
1 answer:
Montano1993 [528]3 years ago
3 0

Since all the sides of a square are the same, all we need to do is take the square root of the area.

√143 = 11.958260...

How to round:

5 and above, round up

4 and below, round down

11.958260... -> 12

Therefore, the side lengths of the square is aproximately 12 feet.

Best of Luck!

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<h3>So Option D=127.3cm²</h3>

<h3>Hope This Helps You </h3>

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PLEASE HELP ASAP! given that the measurement is in centimeters find the area of the circle to the nearest tenth use 314 for π
strojnjashka [21]

Answer:

28.3 cm^2

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7 0
4 years ago
How do you find the angle measure of a regular dodecagon?
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3 0
4 years ago
Read 2 more answers
A box contains 5 red balls, 6 white balls and 9 black balls. Two balls are drawn at
valina [46]

Answer:

P(Same)=\frac{61}{190}

Step-by-step explanation:

Given

Red = 5

White = 6

Black = 9

Required

The probability of selecting 2 same colors when the first is not replaced

The total number of ball is:

Total = 5 + 6 + 9

Total = 20

This is calculated as:

P(Same)=P(Red\ and\ Red) + P(White\ and\ White) + P(Black\ and\ Black)

So, we have:

P(Same)=\frac{n(Red)}{Total} * \frac{n(Red) - 1}{Total - 1} + \frac{n(White)}{Total} * \frac{n(White) - 1}{Total - 1}  + \frac{n(Black)}{Total} * \frac{n(Black) - 1}{Total - 1}

<em>Note that: 1 is subtracted because it is a probability without replacement</em>

P(Same)=\frac{5}{20} * \frac{5 - 1}{20- 1} + \frac{6}{20} * \frac{6 - 1}{20- 1}  + \frac{9}{20} * \frac{9- 1}{20- 1}

P(Same)=\frac{5}{20} * \frac{4}{19} + \frac{6}{20} * \frac{5}{19}  + \frac{9}{20} * \frac{8}{19}

P(Same)=\frac{20}{380} + \frac{30}{380}  + \frac{72}{380}

P(Same)=\frac{20+30+72}{380}

P(Same)=\frac{122}{380}

P(Same)=\frac{61}{190}

4 0
3 years ago
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