All categories

3 years ago

Find values of x and y for which ABCD must be a parallelogram. The diagram is not to

Mathematics

1 answer:

Arturiano [62]3 years ago

7 0

3x - 14 = x + 2
- x    - x
2x - 14 = 2
    + 14 + 14
       2x = 16
      2 2
   x = 8

4y - 7 = y + 11
- y    - y
3y - 7 = 11
    + 7 + 7
      3x = 18
   3 3
   x = 6
(x, y) = (8, 6)

The answer is D.

You might be interested in

Is the sequence -2, -10, -50, -250 arithmetic?

Elena L [17]

This is not an arithmetic sequence.

It does not go up or down by the same amount each time.

It is a geometric sequence

it is multiplied by 5 each time

7 0

3 years ago

Which set of points represents a function?

tankabanditka [31]

Answer: B

Step-by-step explanation:

3 0

3 years ago

Complete the steps in order to write the inverse of f(x) = x + 5

rusak2 [61]

Answer:

see the procedure

Step-by-step explanation:

we have

$f(x)=x+5$

step 1

Let

y=f(x)

$y=x+5$

step 2

Exchange the variables

x for y and y for x

$x=y+5$

step 3

Isolate the variable y

$y=x-5$

step 4

Let

$f^{-1}(x)=y$

$f^{-1}(x)=x-5$

6 0

3 years ago

Rewrite this polynomial in STANDARD FORM: 5x-10x^2+8x^3

Ainat [17]

Answer:

$8 {x}^{3} - 10 {x}^{2} + 5x$

Step-by-step explanation:

$5x - 10 {x}^{2} + 8 {x}^{3} \\ \red{ \bold{= 8 {x}^{3} - 10 {x}^{2} + 5x}} \\ is \: in \: the \: standard \: form \\$

4 0

3 years ago

Help asap please!! Find the measure of y. A. 43 B. 53 C. 90 D. 47

Amiraneli [1.4K]

Answer:

$y=43$

Step-by-step explanation:

$y=2(90-46)/2$

$y=43$

------------------------

OAmalOHopeO

-----------------------

5 0

3 years ago