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-Dominant- [34]
3 years ago
12

two trapezoid together to make a hexagon what was the perimeter of the hexagon pete made. explain how you know

Mathematics
1 answer:
GaryK [48]3 years ago
3 0
Cause the it the oust side has blocks you count the blocks around it and you have your answer
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5/7 - (- 1/7) =? help pleaseeeeee
zhannawk [14.2K]

The answer to this is 0.857142857143 i hope this helped you my guy.

7 0
3 years ago
PLEASE HELP I WILL MARK YOU BRAINLIEST
stira [4]

Answer:

1. <u>2448</u> do 612x4

2.she got <u>$23 </u>because he has four children and splits all do 72 divide by 4 and add 5 and thats ur answer

hope this helped

5 0
3 years ago
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How do you solve this? <br> Look at attached file please...I'm really confused!
il63 [147K]

Answer:

X=18, Y=6

Step by Step Explanation:

This is a little long winded.. Let's solve for Y first.

First looking at the problem, you can note a few things. First of all, there is an Isosceles triangle, and there is an equilateral triangle. Where they connect, there is a 90° angle.

Now, all equilateral triangles have the same angle measurement. 60°. Now, if you look where the right angle is, it is showing a 60° angle, a total of 90°, and an unknown area. So simply subtract. 90-60=30. Divide that by 5, and you have your answer of 6.

Now let's solve X. X is very simple. On an isosceles triangle, the two top sides are the same length. And one of the top sides is the same size as the equilateral triangle. And on equilateral triangles, all sides are the same.

So the 11 transfers over to the X side. So let's make a small equation. 11=X-7. To make it even, let's add 7 to both sides. 11+7=X+7-7. Simplify to get 18=X, which is your answer.

5 0
3 years ago
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N is an integer. Prove that (2n+1)(n+3)+(2n+1)(n-2) is not a multiple of 2. thanks.
KonstantinChe [14]

Answer:

(2n + 1)(n + 3) + (2n + 1)(n - 2)

= (2n + 1)(n + 3 + n - 2)

= (2n + 1)2n + 1)

= 4n² + 4n + 1

= 2(2n² + 2n) + 1

can see 2(2n² + 2n) is   a multiple of 2 but 1 isnt  a multiple of 2

=>  2(2n² + 2n) + 1  is not a multiple of 2

=> (2n + 1)(n + 3) + (2n + 1)(n - 2) is not a multiple of 2

Step-by-step explanation:

3 0
2 years ago
Pls help. And can someone also tell me how to give brainliest?
Bumek [7]

Answer:125x=19 I think

Step-by-step explanation:Mx+b=y works every time

Btw there should be a crown at the bottom of you screen that is for brainless

4 0
2 years ago
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