(02.04 MC) Triangle ABC is a right triangle. Point D is the…

(02.04 MC) Triangle ABC is a right triangle. Point D is the midpoint of side AB, and point E is the midpoint of side AC. The measure of angle ADE is 68°. The following flowchart with missing statements and reasons proves that the measure of angle ECB is 22°: Which statement and reason can be used to fill in the numbered blank spaces?

(02.02 MC) Figure EFGH on the grid below represents a trape…

(02.02 MC) Figure EFGH on the grid below represents a trapezoidal plate at its starting position on a rotating platform: The plate is rotated 360° about the origin in the counterclockwise direction. Which of the following is formed when the arcs of rotation are drawn for each point as it is rotated?