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Answer :

Answer:

Step-by-step explanation:

10.5+2=11.5

t+10.5+2t=180-90
3t = 90-10.5
= 79.5
t= 79.5/3
=26.5

t+10.5 = 26.5 + 10.5
= 37 degrees

2t= 26.5*2
= 53 degrees

hope this helps!!