What is the greatest possible (straight line) distance, between any two points on a hemisphere of radius 2?
Select the correct option.
A) 0.4	B) 1	C) π/4	D) 4	E) π
Maximum distance straight line is diameter   d = 2r = 4..   ANS option 4.
<result>D</result>
What is the greatest possible (straight line) distance, between any two points on a hemisphere of radius 2?