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3 years ago

If the side of every square is 2 centimeters, how many centimeters is the circumfence of the figure?

Mathematics

1 answer:

Mandarinka [93]3 years ago

3 0

Answer:

Step-by-step explanation:

$|FE| = |CB| = 4\cdot2=8\,cm\\\\|ED|=|DC|= \sqrt{(3\cdot2)^2+(4\cdot2)^2}= \sqrt{6^2+8^2}=\sqrt{100}=10\,cm\\\\|FA|=|AB|= \sqrt{(6\cdot2)^2+(8\cdot2)^2}= \sqrt{144+256}=\sqrt{400}=20\,cm\\\\\\Circumference = FE+ED+DC+CA+AB+FA\\\\Circumference =8+10+10+8+20+20=76\,cm$

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What expressions is equivalent to -3 3/7 + 2 5/7

bonufazy [111]

Answer:

-5/7

Step-by-step explanation:

-3 3/7 + 2 5/7

-3 - 3/7 + 2 + 5/7

-3 + 2 + 5/7 - 3/7

-1 + 2/7

-5/7

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3 years ago

The area of a rectangle is 20 square meters. How long is the length, if the width is 4 meters?

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3 years ago

Im 10 years old and my sister is 4 years younger than me. 60 years later how old is my sister?

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Your sister would be 66.
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3 years ago

Solve two sevenths times four sixths . (2 points) Group of answer choices six forty seconds eight forty seconds six thirteenths

Maksim231197 [3]

Given:

The statement is "two sevenths times four sixths".

To find:

The value of the product.

Solution:

Two sevenths times four sixths can be written as:

$\dfrac{2}{7}\times \dfrac{4}{6}$

It can be rewritten as:

$\dfrac{2}{7}\times \dfrac{4}{6}=\dfrac{2\times 4}{7\times 6}$

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The answer of given expression is eight forty seconds.

Therefore, the correct option is B.

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3 years ago

Well this is the question. The Scoop website charges $29 for a four line classified ad. Each additional line costs $3.45. For an

ohaa [14]

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