Question

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Answer 1

$</p><p></p><p><h1 style="text-align: center;"></h1></p><p></p><p><p style={"width:150px;"}><img src="https://media.giphy.com/media/XsArsE4bys8kE/giphy.gif" alt="" width="615" height="615" /></p></p><p></p><p>Watch this 10 seconds, then watch on wall.</p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p>$

hope it helps✌️

Answer 2

Answer:

Sum of all angle of angles=180

x-40+x-20+1/2x-10 =180

5/2x -70 =180

5/2x =180+70

5x=250×2

x=500/5

x=100

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