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2 years ago

Why was 1990 an important year regarding air quality?

2 answers:

qaws [65]2 years ago

7 0

Answer:

It's C

Explanation:

fredd [130]2 years ago

4 0

Explanation:

The United States created the Environmental Protection Agency. in some ways they have did that

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gladu [14]

The appropriate answer is C ! all other are very limited but labour can be increased or decreased according to our will and it doesn't exhaust !

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3 years ago

Sergeu [11.5K]

Program:-

$\tt r=float(input("Enter\:the\:value\:for\:radius\:of\:circle"))$

$\tt x=3.14*\:r**2$

$\tt print("Area\:of\:Circle=\{x\}")$

<h3>Sample run:-</h3>

$\tt r=3$

$\tt Area\:of\:the\:circle=28.26$

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2 years ago

galina1969 [7]

Answer:

ds2d2d2d2dd

Explanation:

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2 years ago

Brrunno [24]

I would say functional and straightforward

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3 years ago

o-na [289]

Way too much to read bye

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2 years ago