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3 years ago

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Why was concrete better than stone for building in the Roman empire? A. It was more flexible than stone when dry. B. It was heav

ier than stone when dry. C. It was lighter and easier to use than stone. D. It was stronger and more durable than stone.

1 answer:

pshichka [43]3 years ago

3 0

Answer:

your answer is b

Step-by-step explanation:

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Simplify: 8^2 + 9(12 / 3*2) -7

Naily [24]

Answer:

357 / 2

Step-by-step explanation:

your answer would have been 178.5 but just a reminder always do whats in the exponets

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Let f and g be functions given by f(x)=x^3 and g(x)=x^2 lxl

adell [148]

I post an image instead.
Correction: g(3)=(3²)|3|=9(3)=27

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3 years ago

Jackrabbits are capable of reaching speeds up to 40 miles per hour. How fast is this in feet per second? (Round to the nearest w

Contact [7]

There are 5280 feet in a mile
There are 3600 seconds in an hour

to get 40 miles per hour
we multiply 40 by 5280 and divide by 3600

40 * 5280 / 3600

this gets us 58.666666...
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3 years ago

Four students want to have their picture taken together. They will stand side-by-side for the picture. In how many different way

yulyashka [42]

Answer:

24 ways

Step-by-step explanation:

<u>This is the permutation of 4:</u>

4P4 = 4! = 1*2*3*4 = 24 ways

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2 years ago

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Anon25 [30]

Answer: 3/20

Step-by-step explanation:

12/80 is simplified to 3/20

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