Astudent has gotten the following grades on his tests. what is the minimum grade he must get on the last test in order to have an average of 81? 71, 96, 90, 73 the minimum grade he must get on the last test in order to have an average of 81 is ? . (simplify your answer.)

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.