Answer:
70%
Step-by-step explanation:
I'm sorry but I don't really know how to explain it other than 70% of 30 is 21 so that means that 30% of the students turned their essay in on time.
(sorry for not being able to explain it but I hope it helped)
Answer:

Step-by-step explanation:
{90° = m∠1 + m∠2
{105° = 2m∠1 - m∠2
_______________

All you have left to do is this:

So, your two angle measures are 
I am joyous to assist you anytime.
Answer:
the answer is h 86.8 first you gotta take all the numbers then drop the two lowest then you multiply the ones you hsve left then divide it by the number of grsdes there is
The answer to your question is 0
Answer:
8 are bad in math and 16 in physics
Step-by-step explanation: