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Yakvenalex [24]
2 years ago
12

Find m∠2. pls help!!!

Mathematics
1 answer:
netineya [11]2 years ago
6 0
<h3>Answer: 130</h3>

Explanation:

The green and red angles are alternate exterior angles. They alternate on either side of the transversal line. They are exterior because they are outside the parallel lines (think of the interior region as a river and the exterior regions as the shorelines).

Recall that alternate exterior angles are congruent when we have parallel lines. This is similar to how alternate interior angles are congruent due to parallel lines.

Since the angles shown are congruent, this must mean angle 2 is also 130 degrees.

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The snail moved 108 inches
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Which of the following transformations preserves orientation, but does NOT preserve congruence?
AlexFokin [52]
Reflection does not preserve orientation.
Dilation (scaling), rotation and translation (shift) do preserve it.
7 0
3 years ago
Help with geometry..............................
Ira Lisetskai [31]
(y2-y1)/(x2-x1)
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3 years ago
(x-3y+ 3z=-4<br><br> 2x+3y-z =15<br><br> (4x-3y- z=19<br><br> - What is the solution to the system?
lesya [120]

Answer:

x=5,y=1 and z=-2

Step-by-step explanation:

We are given that system of equation

x-3y+3z=-4 (I equation)

2x+3y-z=15  (II equation )

4x-3y-z=19  (III equation )

Equation II multiply by 3 then add  with equation I

Then, we get

7x+6y=41 ....(Equation IV)

Subtract equation II from equation III then we get

2x-6y=4  (equation V)

Adding equation IV and equation V then, we get

9x=45

x=5

Substitute x=5 in equation V then, we get

2(5)-6y=4

10-6y=4

6y=10-4=6

y=1

Substitute x=5 and y=1 in equation then, we get

5-3(1)+3z=-4

2+3z=-4

3z=-4-2=-6

z=\frac{-6}{3}=-2

Hence, the solution for the given system of equation is given by

x=5,y=1 and z=-2

7 0
3 years ago
I WILL AWARD BRAINLIEST!!<br> Find the value of x in each case.
kondor19780726 [428]

Angle D is equal to Angle B because AB and DE are parallel to each other.


AD is a straight line so the (2) 2x angles and 72 degrees need to equal 180.

Setting up the equation you have:

2x + 2x + 72 = 180

Simplify:

4x + 72 = 180

Subtract 72 from each side:

4x = 108

Divide both sides by 4:

x = 108 / 4

x = 27



5 0
3 years ago
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