Is 6(2ab + 3a) equivalent to 3/4a(16b+24)?
PLEAS HELP.

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

How do you use the elimination method for this question? explain, because i really want to understand!

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.