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olya-2409 [2.1K]
3 years ago
15

help,for,points and brainliest math easy math hi a b c d e f g h i j k l m n o p q r s t u v w s y and z

Mathematics
1 answer:
Marrrta [24]3 years ago
3 0
The answers are
D. 21
E. 30
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Why is it incorrect to say that 5o percent heritability of intelligence means that the cause of your intelligence is 50 percent
pentagon [3]

Answer with explanation:

It is incorrect to say that 50% heritability of intelligence means that the cause of the intelligence is 50% genetic and 50% environmental.

<em><u>Because heritability accounts for variations among people, not in specific individuals which means that the cause is not 50% environmental or 50% genetic but rather based on variations among individuals</u></em>

8 0
3 years ago
Which equation represents a liner function?
monitta
The answer B represent the liner function
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A rectangles width is 4 less than its area and its length is 19. what is it’s width?
Alchen [17]

The width of the rectangle is \frac{2}{9} unit

Step-by-step explanation:

The given is:

  • A rectangles width is 4 less than its area
  • Its length is 19 units

We need to find the width of the rectangle

Assume that the width of the rectangle is x units

∵ The area of the rectangle = length × width

∵ The width of the rectangle = x units

∵ The length of the rectangle = 19 units

∴ The area of the square = 19 × x = 19 x units²

∵ The width of the rectangle is 4 less than its area

- That means subtract 4 from the area to find the width

∴ x = 19 x - 4

- Subtract 19 x from both sides

∴ -18 x = -4

- Divide both sides by -18

∴ x = \frac{-4}{-18}

- Reduce the fraction by dividing up and down by -2

∴ x = \frac{2}{9}

The width of the rectangle is \frac{2}{9} unit

Learn more:

You can learn more about the rectangles in brainly.com/question/12919591

#LearnwithBrainly

4 0
3 years ago
3 3/15 write the fraction as a decimal
daser333 [38]
3.2 . I don't really know how to explain this, but I need to write at least 20 characters to give you my answer.
4 0
3 years ago
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Does the formula matter in area?
zubka84 [21]

Answer:

Yes

Step-by-step explanation:

You need the formula to solve area.

You must plug in / subsitute numbers in order to find the area.

3 0
2 years ago
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