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yulyashka [42]
3 years ago
14

What is the approximate circumference of a circle that has a radius of 10 cm round your answer to one decimal place

Mathematics
1 answer:
Ivan3 years ago
4 0
The equation for circumference is ( 2 * pi * R ), and the values can be multiplies in any order.

radius of 10 times 2 is 20 

now we take 20 * pi (3.14)

which gives us <span>62.8318530718

then we round up to 68.8</span>
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Identify sin Y as a fraction and as a decimal rounded to the nearest hundredth. Help please!!
Lina20 [59]

sine=\dfrac{opposite}{hypotenuse}

We have

opposite7.4\\hypotenuse=10.9

Substitute:

\large\boxed{\sin Y=\dfrac{7.4}{10.9}\approx0.68}

5 0
3 years ago
In 2010, the population of Houston, Texas, was 2,099,451 and the population density was 3,501 people per square mile. What was H
weeeeeb [17]
In 2010 the land area was: 

2099451 persons / 3501 persons/m^2 = 599.7=600

The land area in 2010 was around 600 square miles. 
7 0
3 years ago
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Yenni is playing a card game where she is trying to collect on of each suit.There are 3 hearts 2 diamonds 1 spade and 4 clubs le
Gemiola [76]

Answer:

27/40

Step-by-step explanation:

Probability of picking heart: 3 hearts/ 10 total

Probability of picking club: 4 clubs/ 9 left over cards

3/10 divided by 4/9= 27/40

Hope this helped

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8 0
3 years ago
Gianna's family took a road trip. Gianna slept through the last 44% of the trip. If Gianna fell asleep after they had travelled
Nitella [24]

Answer:

500 miles

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5 0
3 years ago
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A square with side lengths of 3x + 3. An equilateral triangle with side lengths of 5 x + 0.5. The perimeters of the square and t
aleksklad [387]

Answer:

1) 4(3x+3)=3(5x+0.5)

2) 3.5

3) 54 units

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3 years ago
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