Plz help i beg i will give 20 points and give brainlist

Mathematics

2 answers:

Vlada [557]2 years ago

5 0

His error was he put 180 rather than 90 because it’s and acute angle so the number you minus by would be 90 done and then you finish the equation like he did

Lubov Fominskaja [6]2 years ago

4 0

It’s a 90 degree angle. So the equation so be 28+2x =90 and find x from there.

28+2x=90
-28 -28
2x= 62
x=31

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