willoughby18
willoughby18
15-03-2017
Mathematics
contestada
i need help quick please....
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abbywalzz
abbywalzz
15-03-2017
its 150 because your angles are 180 so you are going to take 180 - 30 and get 150
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dsaketh
dsaketh
15-03-2017
we can see that <1 and 30 are supplementary angles because they are on a straight angle, so <1 + 30 degrees = 180
subtract 30 on both sides
<1 = 150 degress
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