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Find the unknown size of angle​
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5 votes
Find the unknown size of angle​

Find the unknown size of angle​-example-1
User Varsha
by
3.7k points

1 Answer

5 votes

Answer:

x = 60

2x = 120

2x + 30 = 150

2x - 30 = 90

Explanation:

2x + 2x - 30 + 2x + 30 = 360

2x + 2x + 2x + 30 - 30 = 360

6x + 0 = 360

6x = 360

x = 360 / 6

x = 60

2x

= 2 x 60

= 120

2x + 30

= 120 + 30

= 150

2x - 30

= 120 - 30

= 90

User DonMateo
by
4.4k points
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