Which number cannot be expressed as a decimal? 1/3, 3.14, -3, 0/3

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.

Who long does it take to drive 150 miles at 45 miles per hour

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?