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vagabundo [1.1K]
3 years ago
9

There are several characteristics of a parallelogram that can prove a quadrilateral is a parallelogram. Which characteristic wou

ld prove a quadrilateral is a parallelogram?
1.Opposite angles are supplementary
2.Adjacent angles are complementary
3.Adjacent angles are supplementary
4.Opposite angles are equal
Mathematics
2 answers:
NeX [460]3 years ago
7 0

Answer: its 4

Step-by-step explanation:

kirill [66]3 years ago
4 0
The answer would be b
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1711 sales out of 1950 calls. The success rate is quite impressive: 1711/1950=87.7%
8 0
4 years ago
Nagaraj has a​ party-length sandwich that is 61 inches long and is to be cut into three pieces. The middle piece will be 4 inche
Nimfa-mama [501]

Answer: The length of the shortest piece is 16 inches

The length of the medium piece is

20 inches

The length of the longest piece is 25 inches.

Step-by-step explanation:

Total length of the party sandwich is 61 inches. This length is to be cut into three different pieces.

Let x= the size of the longest piece.

Let y = the size of the medium piece.

Let z = the size of the shortest piece.

The middle piece will be 4 inches longer than the shortest​ piece. This means that

y = z + 4 - - - - - - 1

The shortest piece will be 9 inches shorter than the longest piece. This means that

x = z +9 - - - - - - -2

Since total length of the party sandwich is 61 inches, it means that

x + y + z = 61 - - - - - - -3

We will substitute equation 1 and equation 2 into equation 3. It becomes

z + 9 + z + 4 + z = 61

13 + 3z = 61

3z = 61 - 13 = 48

z = 48/3 = 16

y = z + 4 = 16 + 4

y = 20

x = z + 9 = 16 + 9

x = 25

5 0
4 years ago
If x percent of 80 is 12, then x percent of what number is 18? PLEASE HELP
Arlecino [84]

Answer:

120

Step-by-step explanation:

1. if x times 80 is 12.  you can divide 12 by 80 to get the percent.  That is 15 percent.

2. so now you have to find 15 percent of a number = 18. you can solve that by dividing 18 by .15.

3. that is 120

4 0
3 years ago
50 apples cost $25.how much would 75 apples cost​
inessss [21]

Answer:

150

Step-by-step explanation: one apple cost $0.50, so 75/ $0.50= 150

6 0
3 years ago
WILL GIVE BRAINLEIST PLEASE HURRY SUPER EASY.
spayn [35]

Answer:

<u>1. 6(4x+3y</u>

<u>1. 6(4x+3y2. 8(2x+5y</u>

Step-by-step explanation:

<u>1. 6(4x+3y)</u>

The GCF of 24 and 18 is 6 so it is outside of the parenthesis. It cannot be reduced anymore because 3 isnt a perfect square.

<u>2. 8(2x+5y)</u>

The GCF of 16 and 40 is 8 so it is outside of the parenthesis. It cannot be reduced anymore because 5 isnt a perfect square.

4 0
3 years ago
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