1) choose all of the common denominators of 2/3 and 7/9.

2) choose all of the common denominators of 1/9 and 1/2

me in both if you can. if not then only 1 answer is fine : ). you.

Common denominators of 9 and 3 are 9. 27

Common denominators of 9 and 2 are 18 36

by definition, an arc subtended by a central angle of some given measure has the same measure. so .

the correct answers are 1, 2, 4, and 5! i just got it right!