Answer:
90 degrees
Explanation:
(180+49-49+90)/3=90
t = 98
I forgot how to explain this but.
Those to angle add up to t.
(t - 49) + ( t - 49) = t
Then simply/solve for t.
(t + t) + (-49 - 49) = t
2t - 98 = t
(2t - t) = 98
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