Answer:
12/13
Step-by-step explanation:
5+7=12
4+9=13
so the answer is 12/13. I hope that helps
Answer:
Decay
Step-by-step explanation:
The answer is 30°.
Rule: All three sides must add up to 180°.
Since A=60 and the side vertical to the angle which is 90° then side C would be C=90° and that adds up to 150°, so you can conclude that angle B is 30°.
I hope I helped!
Answer:
80 m/s
Step-by-step explanation: