Question

Please help me with this geometry question.

apex. Picture below.

Answer 1

the relation between radius,length of arc and angle subtended between radius and length of arc is given by :-
\[\huge \bf \color{red}{\theta}=\frac{\color{blue}{l}}{\color{purple}{r}}\]

Answer 2

now find radius using this relation and then circumference.

Answer 3

Umm I think it's B. Am I correct?

Answer 4

can you tell me what is the value of radius?

Answer 5

or simply show your steps

Answer 6

@Logan1998

Answer 7

I'm not sure of this, i just don't understand. This is my last chance. :/

Answer 8

where theta is in radian

Answer 9

I understand now, it's 528.