Which of the following statements are true? 1. if two angles form a linear pair, then the angles are supplementary 2. if two angles are right angles, then the angles are complementary 3. if two angles have the same measure, then the angles are congruent 4. if two angles are supplementary, then the angles are acute

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Witch represents the inverse of the function f(x)=1/4x-12

Solve the triangle. a = 21°, c = 105°, c = 5