Answer:
30 degrees ???
Step-by-step explanation:
The answers are
x=5
n=3
y=4
k=-80
Answer:70%
Step-by-step explanation: Convert the fraction to a decimal, then multiple by 100.
Answer:
equivalent to 
Step-by-step explanation:
Given ratio, 
It can be written as 
cancel common factor,

Use the internet that is what i would sorry i am in the 10th grade