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ira [324]
3 years ago
14

Xander says that it is not possible to draw a quadrilateral that is not a parallelogram and not a trapezoid. Devin says it is po

ssible. Explain who is correct.
Mathematics
1 answer:
Alik [6]3 years ago
4 0
Devin is correct because you can draw parallelograms that aren't trapezoid, such as rectangles or squares

I hope I've helped!
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Help me please, will give brainliest
ANTONII [103]

A\left[\begin{array}{ccc}1&0&5\\0&-5&7\\0&3&-4\end{array}\right]

B\left[\begin{array}{ccc}3&-5&3\\2&3&1\\4&1&-3\end{array}\right]

Now,\\\\2B-A\\\\2\left[\begin{array}{ccc}3&-5&3\\2&3&1\\4&1&-3\end{array}\right]-\left[\begin{array}{ccc}1&0&5\\0&-5&7\\0&3&-4\end{array}\right]\\\\=\left[\begin{array}{ccc}6&-10&6\\4&6&2\\8&2&-6\end{array}\right] -\left[\begin{array}{ccc}1&0&5\\0&-5&7\\0&3&-4\end{array}\right]\\\\=\left[\begin{array}{ccc}5&-10&1\\4&11&-5\\8&-1&-2\end{array}\right]

Row 1 column 2(a12)=-10

Hence,-10 is your answer.

6 0
2 years ago
Compare 7/21 and 3/18 using > < or =
sattari [20]
7/21 is greater than 3/18
=42/126 is greater than 21/126
8 0
3 years ago
Suppose that iq scores have a bell shaped distribution the average iq of students in a particular state 3309 class is 100 with s
Elodia [21]
The answer is 95 percent.
7 0
3 years ago
PLEASE HELP ME PLZ!!​
vichka [17]

Answer:

1.  Formula is A2 : A9 = COUNT( A2: A9 ) = 8

2. Formula is SUM( A2: A9 ) = 36

3. Formula is B2 : B9 = COUNT( B2: B9) = 8

4. Formula is  MAX( C2: C9) = 5

5. Formula is MIN( C4: C8) = 3

6. Formula is SUM( C5 - C6) = 0

7. Formula is AVERAGE( C2: C9) = 4

Step-by-step explanation: Have a nice day! ✌️

7 0
2 years ago
Find the areas of the trapezoids.
IceJOKER [234]

Answer:

30 units^2

Step-by-step explanation:

The area of a trapezoid is

A = 1/2 (b1+b2)h

The scale is 2 units per line

b1 = 2 units

b2 = 8 units

h = 6 units

A = 1/2 ( 2+8) * 6

   = 1/2 (10)6 = 30 units^2

5 0
3 years ago
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