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Alekssandra [29.7K]
3 years ago
13

Find the value of x for which ABCD must be a parallelogram.

Mathematics
2 answers:
geniusboy [140]3 years ago
7 0
<h2>Answer:</h2>

The value of x is:

                         x=9

<h2>Step-by-step explanation:</h2>

We know that a parallelogram is a polygon with two pair of parallel sides which are congruent.

Based on the figure we get that side AD is congruent to side BC.

This means that:

  x+26=4x-1

on subtracting x from both the sides of the equation we have:

4x-x-1=26\\\\3x-1=26

Now on adding 1 on both the sides of the equation we have:

3x=26+1\\\\3x=27\\\\x=\dfrac{27}{3}\\\\x=9

kolbaska11 [484]3 years ago
6 0
4x-1=x+26
3x-1=26
3x=27
x=9
PLZ Make Me Brainliest
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Pls ANSWERRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
natta225 [31]

Hi there!

\large\boxed{ 9.4m}

Find the perimeter using the formula:

P = 2l + 2w

It is given that the dimensions are 2.8 × 1.9 so plug these number into the equation:

P = 2(2.8) + 2(1.9)

P = 5.6 + 3.8

P = 9.4m

4 0
2 years ago
If f(x) = 3x + 12, find the value of x so that f(x) = 36.
Fynjy0 [20]

Answer:

The answer is 8 .

Step-by-step explanation:

f(x)=36

36=3x+12

36-12 and 12 -12

36-12=24

24 divided by the 3 that left in the equation equals 8 .

36=3x+12

-12       -12

24=3x

divided 24 by 3 and get 8

6 0
3 years ago
Read 2 more answers
Simplify: -4(2 - 8x)
Leno4ka [110]

Answer:

32 − 8

Step-by-step explanation:

1. Rearrange terms

− 4 (2 − 8)

− 4 (− 8 + 2)

2. Distribute

− 4 (− 8 + 2)

<u><em>32x - 8</em></u>

3 0
3 years ago
Using the right triangle below. What is the name for side AC ?
irga5000 [103]

Answer:

B) Adjacent

Step-by-step explanation:

The hypotenuse will ALWAYS be designated as the longest side in a right triangle.

Pretend that the angle (the one with the round line) is an eyeball that is looking outwards. The eye is looking out at side BC. That means that line BC is opposite of the angle.

This leaves one side left: the adjacent side. The adjacent side is the side next to the angle. But it is the side that is NOT the hypotenuse.

4 0
2 years ago
What does it mean to analyze a graph and write a story for a function? Explain and give an example.
Evgesh-ka [11]

Answer:

Step-by-step explanation:

To analyse a graph you are meant to determine a general trend, relating the results of an experiment to the hypothesis as well as to form. For example you look at all the values in a line graph and you are yo predict one you are to find its common increase or decrease.

If all possible vertical lines will only cross the relation in one place, then the relation is a function.This works because if a vertical line crosses a relation in more than one place it means that there must be two y values corresponding to one x value in that relation.

7 0
3 years ago
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