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Need help understanding!!

Need help understanding!!-example-1
User VikR
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when you add 42+48=90
So then when u add 90+42+43=180 180-90=90
Therefore ur answer is 90degrees
User Karim Tabet
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The angles of a triangle will all add up to 180.

48 + 42 = 90.

180 - 90 = 90.
Therefore, x has to be 90 degrees because 90 + 42 + 48 = 180.

Hope this helps!!

User James Mansfield
by
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