Answer:
7.8 rounded to the nearest whole number would be 8.
Step-by-step explanation:
-6 would be x1
7 would be y1
-1 would be x2
1 would be y2
Take these numbers and plug them into the distance formula:


The answer is 110 degrees because a right angle is 90 and thats obtuse so its more than 90 and 110 is the only one more than 90
13 is the answer for ur question
I believe its 45 because a right angle equals 90 degrees and if you multiply 45 and 2, it'll give you a right angle(90 degrees)
The answer to this question of yours is B