15. ABC is a right-angled triangle. A
D
Not
Drawn
Accurately
32°
E
B
E is a point on AC.
BCD is a right angle.
DE = CE
Work out the size of ZCDE.
You must give a reason for each stage of your working.​

(a) the volume of the cone is 20/3 in3

hence, option a is correct.

correct answer is option b.

step-by-step explanation:

the true statement about geometric figure is option b that is one line can be drawn through all three points.

if three points are on the same plane, they can be connected by a line.