Answer:
Step-by-step explanation:
Bấm máy tính hệ phương trình là ra
Answer:
120
Step-by-step explanation:
Add more detail if it is a different question
Hello, a chickens heart beats 280-315 times per minute.
Happy Studies <3
Answer:
A
Step-by-step explanation:
So that is a 90 degree angle and there is an angle of 30. 30-90 is 60. 60 divided by 4 is 15. So thus the answer is A,15.