Find the percent of decrease. 1800 to 1200

1234567891011 match the reasons with the statements in the proof. given: j | | k m 1 = m 3 prove: l | | m 1. j||k, m∠3 = m∠1 if lines are ||, then corresponding angles are =. 2. m∠1 = m∠2 if alternate interior angles are =, then lines are ||. 3. m∠2 = m∠3 substitution 4. l||m given

Which of the following is correct interpretation of the expression -4+13

In the geometric progression –3, 12, −48… what term is 3,072?