3 years ago

In a positive correlation, __________.

Mathematics

1 answer:

Brut [27]3 years ago

7 0

Im pretty sure its b

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A square tile has an area of 324 square inches. what is the perimeter of the square tile in inches?

kotykmax [81]

The formula of an area of a square: $A=a^2$

a - side

We have: $A=324\ in^2$

substitute:

$a^2=324\to a=\sqrt{324} \to a=18\ in$

The fromula of a perimeter of a square is: $P=4a$

substitute:

$P=4\cdot18=72\ in^2$

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3 years ago

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WINSTONCH [101]

Answer:

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Step-by-step explanation:

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2 years ago

I tried to work this out, help

Oksanka [162]

Answer:

∠2

Step-by-step explanation:

Complementary angles are angles that add up to 90°

So ∠3 + ∠2 = 90°

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3 years ago

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den301095 [7]

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3 years ago

The perimeter of a rectangle is 19 centimeters. Its length is 6 centimeters. What is its width?

Sedaia [141]

Answer:

3.5 cm

Step-by-step explanation:

Perimeter of rectangle = 2 × (w + h)

w = width

h = height

We have: 2 x (w + 6) = 19

w + 6 = 19 : 2 = 9.5

w = 9.5 - 6 = 3.5 (cm)

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3 years ago