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Wittaler [7]
2 years ago
8

Karina is 15. Her brother, Hector, is less than half her age. Write an inequality about Hector's age​

Mathematics
1 answer:
Ugo [173]2 years ago
4 0

hector is 7 and a half

because  7 plus 7 is 14 buy 7.50 plus 7.50 is 15

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Is 3,4,5 a Pythagorean triple
son4ous [18]

Answer:

Yes  because  it fits the Pythagorean Theorem

Step-by-step explanation:

see:   5 ^2 = 25

and   3^2 + 4^2 =  9 + 16 = 25

25 = 25

so it is

8 0
3 years ago
If a price decreases by 20% I can calculate 20% of the price and subtract it from the original price or I can calculate it in on
Irina-Kira [14]

Answer:

both statements are fine

Step-by-step explanation:

To find the price of a product after decreasing it, they can be done in the two ways that the statement tells us,

First, calculate that% that was decreased and then subtract it from the original price or simply multiply that original price by the percentage in which the new price would remain.

For example:

let "x" be the original price

in the first case it would be:

0.2 * x and then subtract from x, i.e .:

x - 0.2 * x

in the second case it is:

1 - 0.2 = 0.8

that is, the new price would be 0.8 * x

6 0
2 years ago
The diagram shows a regular hexagon and a regular pentagon.
drek231 [11]

Since a regular polygon has equal interior angles, then the measure of the angle marked x is: 132°.

<h3>What is a Regular Polygon?</h3>

A regular polygon is any n-sided polygon that has equal interior angles and equal sides.

Thus:

  • Each angle of a regular hexagon = 120°
  • Each angle of a regular pentagon = 108°

Therefore:

x = 360 - 120 - 108

x = 132°

Thus, since a regular polygon has equal interior angles, then the measure of the angle marked x is: 132°.

Learn more about regular polygon on:

brainly.com/question/1592456

6 0
2 years ago
Graph this inequality on the number line. 2&gt;3.2. TIHL -4 -3 -2 -1 0 1 2 3 4 1 &gt; 0-&gt; 1 3 4 N​
postnew [5]

Answer:

  • See below

Step-by-step explanation:

<u>Given inequality:</u>

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Mark the point 3.2 with open dot and shade zone right to that point.

<em>See attached</em>

3 0
2 years ago
Arah walks 3.1 kilometers on Monday and 1.35 kilometers on Tuesday. On Wednesday she walks 2.4 times as far as she walked on the
ValentinkaMS [17]

Answer:

10.68

Step-by-step explanation:

3.1+1.35=4.45 4.45×2.4=10.68

4 0
2 years ago
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