Please help with this math 30-2 question!

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2