If your heart beats at a constant 75 per min and your 13 how many times has your heart beat in your lifetime

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)?

4+(2+x) can you me solve this problem

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