lilllake
lilllake
21-05-2017
Mathematics
contestada
Need help understanding!!
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jojjoj
jojjoj
21-05-2017
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!!
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khushi28lol
khushi28lol
21-05-2017
when you add 42+48=90
So then when u add 90+42+43=180 180-90=90
Therefore ur answer is 90degrees
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