Answer:
1/7 is the probabiltiy
Step-by-step explanation:
Answer:
15. 15x4=60
Step-by-step explanation:
Heya !
Given expression -

Subtracting 25 both sides ,

Dividing by 3 on both sides ,

Therefore ,
So a triangle angles must add up to 180. You would subtract 180 by the two known angle which are 90 and 30. Then if you subtract them you would get 60. The final answer is 60