Which diagram shows the medians of a triangle?

A.
triangle 1
B.
triangle 2
C.
triangle 3
D.
triangle 4

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row