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Find the value of x

pleaseee help and if you could explain i do not understand any of this

Find the value of x pleaseee help and if you could explain i do not understand any-example-1

2 Answers

4 votes
143 a triangle always equals 180 so subtract that minus 180 and u get 143
User HarveyAJ
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4 votes
It’s 143° because it’s always 180° so you do 37°-180° and you get 143°
User Gnreddy
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