Answer:
Since 7 and 11 are both rational the sum and the difference are rational .
Step-by-step explanation:
Answer:
yeah thats right good job keep up the good work and keep doing ur thing good job
Step-by-step explanation:
A. 72 degrees (i hope this helped)
B.40 if angles are corresponding that means they add up to be 90 degrees and 50 plus 40 equals 90