I need help #7 The tide at a boat dock can be modeled by the equation y = -2 cos ( +8, +8, where tis the number of hours past noon and y is the height of the tide, in feet. For how many hours between $ = 0 and I = 12 is the tide at least 7 feet? [The use of the grid is optional) ​

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.