Let the missing angle which we need to find be x
In the First triangle the two angles are 45° and 60°
Thus the third angle is
: 180° - (60+45)
= 180 - 105
= 75°
Now 75° + 70° = sum of opposite angles of the tangle
=> 145 = x + 40
Answer:
hard to find the answer
Step-by-step explanation:
