Calculate X: Corresponding Angles with Parallel Lines and 20° Measurement

The angles below are formed between two parallel lines.

Calculate the value of X.

2020202X

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Find X
00:05 Parallel lines according to the given data
00:15 Alternate angles are equal between parallel lines
00:20 Isolate X
00:30 And this is the solution to the question

Step-by-step written solution

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1

Understand the problem

The angles below are formed between two parallel lines.

Calculate the value of X.

2020202X

2

Step-by-step solution

Since the angle equal to 20 and the angle 2x are alternate angles, they are equal to each other.

Therefore:

2x=20 2x=20

We divide both sections by 2:

2x2=202 \frac{2x}{2}=\frac{20}{2}

x=10 x=10

3

Final Answer

10 10

Practice Quiz

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If one of two corresponding angles is a right angle, then the other angle will also be a right angle.

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