12.
If you convert 1 and 1 over 4 to a percent, what percent would it be?

I'm terrible at math any here is appreciated.

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

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