Answer:
Step-by-step explanation:
The number system in most common use today is the Arabic system. It was first developed by the Hindus and was used as early as the 3rd century BC. The introduction of the symbol 0, used to indicate the positional value of digits was very important.
Ok, to check back on what the measure of a radian is, it is 57.3 degrees. So it would be about .78

radians
Answer:
x > 23
Step-by-step explanation:
Subtract 7 on both sides in the equation: x + 7 > 30
You will get x > 23
Answer:
=3
Step-by-step explanation:
following the order of operations, whatever is in the parentheses gets done first. so you would add 13 + 2 and get 15. then you would subtract 9-4 and get 5. then you would divide the numbers that you got and get 3.
Answer:
4
Step-by-step explanation:
4is the right divisor because all of them are divisible by it
sorry i did a mistake earlier
thank you ^^