Acontainer is filled with blueberries 1/6 of the blueberries is poured equally into two bowls

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

In trapezoid bath, ah=19.7 and et=16.1. identify be.

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under