Answer:
Step-by-step explanation:
The median is 19 and the lower quartile is the middle number of the 5 numbers before 19
So its 13
B
Step-by-step explanation:

let's recall that there are 180° in π radians, thus

Answer:
Statement 2: ∠BAC = ∠CZY
Reason 3: Vertically opposite angles
Statement 4: YC = CB
Reason 5: AAS (Angle, Angle, Side)
Reason 6: Corresponding sides, congruent triangles