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3 years ago

Ahhh I can’t get this ive been working on it for 2 hoursss pls help

Mathematics

2 answers:

Anika [276]3 years ago

8 0

Answer:

6 units

Step-by-step explanation:

LUCKY_DIMON [66]3 years ago

7 0

Answer:

( 4, 2) (-1, 3) = a rectangle

Step-by-step explanation:

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Which two abiotic factors (also known as climate) determine the types of plants and animals that will be found in each terrestri

mafiozo [28]

The answer is A. Temperature and Precipitation since these are the most important factors that, for example, determine if the animal lives in a tropical or dry region, live closer to the poles, etc.

Hope I helped :))

8 0

3 years ago

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A line is drawn so that it passes through the points (-3,0) and (1.4). What is the slope of the line?

vladimir2022 [97]

Answer: $m=1$

Step-by-step explanation:

For this exercise you can use the following formula for calculate the slope:

$m=\frac{y_2-y_1}{x_2-x_1}$

In this case you know that the given line passes through the points (-3,0) and (1.4). Therefore you can identify that:

$y_2=0\\y_1=4\\\\x_2=-3\\x_1=1$

Then, in order to calculate the slope of this line, you must substitute the coordinates of the points into the formula:

$m=\frac{0-4}{-3-1}$

Finally, evaluating, you get that the slope of this line is the following:

$m=\frac{-4}{-4}\\\\m=1$

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3 years ago

Sofia hits a softball straight up. the equation h= -16t^2 + 90t models the height h, in feet, of the ball after t seconds. How l

andrezito [222]

It is in the air 5.625 seconds.

Using the quadratic formula,

$t=\frac{-b\pm \sqrt{b^2-4ac}}{2a}
\\
\\=\frac{-90\pm \sqrt{90^2-4(-16)(0)}}{2(-16)}
\\
\\=\frac{-90\pm \sqrt{8100-0}}{-32}
\\
\\=\frac{-90\pm \sqrt{8100}}{-32}=\frac{-90\pm90}{-32}
\\
\\=\frac{-90+90}{-32}\text{ or }\frac{-90-90}{-32}=\frac{0}{32}\text{ or }\frac{-180}{-32}
\\
\\=0\text{ or }5.625$

0 is when the ball is first launched, 5.625 is when it hits the ground again.

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3 years ago

120/30=s/5 help plzzzz

ehidna [41]

Answer:

Step-by-step explanation:

1. You "cross-multiply" 120 to 5 (120*5).

2. You divide 600 (120*5=600) to 30, which is (600/30).

3. You get the answer which is 20.

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3 years ago

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Drag the measurements to put them in order From least to greatest 7 g 7 kg seven centigrams 7 mg

Arturiano [62]

Answer:

7 mg, 7 centigrams, 7g, 7kg

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3 years ago