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3 years ago

the area of australia is 2.95 x 10^6 square miles. what's the approximate average number of people per square mile in Australia?

Mathematics

2 answers:

Klio2033 [76]3 years ago

8 0

Its approximately 7 people per square mile

11Alexandr11 [23.1K]3 years ago

4 0

<span>
</span>It is approximately 7<span />

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If sin ZA = { and cos ZA = }, what is tan ZA?

Ainat [17]

Answer:

A: 3/4

Step-by-step explanation:

sine is the length of the opposite side / length the hypotenuse side

cosine is the length of the adjacent side / length the hypotenuse side

using what's given:

the opposite side has a length of 3
the adjacent side has a length of 4
the hypotenuse side has a length of 5

Tangent is the ratio between the opposite side length and the adjacent side length (opp/adj). With our givens, this means tan(A) = 3/4. See image for more.

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3 years ago

Find the area of the circle with a circumference of

Anton [14]

Answer:

706.50 mm^2

Step-by-step explanation:

The formula to find the circumference is 2πr (r : radius)

if the circumference is 30π the the radius is = 15

to find the area we use the following formula :

π*r^2

r = 15 and π is given as 3.14

(3.14)*15^2 = 706.50 mm^2

8 0

2 years ago

Please refer to the image

Dafna11 [192]

I do not know what to answer here, you did not include the question itself.

5 0

3 years ago

Which is shorter 3/6 of a minute or 2/6 of an hour

Juliette [100K]

3/6 of a minute because an hour is much longer

6 0

3 years ago

Read 2 more answers

What is the distance between the points (–3, 4) and (–7, 4)?

uysha [10]

Answer:

$d = \sqrt{( - 7 + 3) {}^{2} + (4 - 4) {}^{2} } \\ d = \sqrt{16} \\ d = 4$

Good luck!

Intelligent Muslim,

From Uzbekistan.

6 0

3 years ago