Help plz

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?