Answer:
t = 89°
Step-by-step explanation:
- total interior angle of triangle is 180°
angle 1 is (t-46), angle 2 is (t), angle 3 is (180-(t+43))
summing them:
(t-46)+(t)+(180-(t+43)) = 180°
t -46 + t + 180 -t -43 = 180°
t + 91° = 180°
t = 180° - 91°
t = 89°
