i need help with finding measure of archBC

Question

momo · Answer

attachment

amistre64 · Answer

86
35
---

180
121
---
  59 = CBD

amistre64 · Answer

59
46
---

180
105
---
  75 = B::C

amistre64 · Answer

how you suposed to compute arclength without any solid measurements for a side..

amistre64 · Answer

angles are ratios; without a side a length for a side, theres no way to give a solid number for the arclength BC

anonymous · Answer

You are correct sir

momo · Answer

well, i could give my multiple choice answers if that would help

momo · Answer

35, 70, 17.5, 75

momo · Answer

those are my options

anonymous · Answer

Sure it's not asking for angles instead of length?

momo · Answer

well it was given to me like this :marcBC. the m was in italics

amistre64 · Answer

you cant measure it; there are no given lengths to anchor this thing to a set size

momo · Answer

well, maybe it is asking for angles?

momo · Answer

i'm not sure

amistre64 · Answer

angles are the only thing you CAN determine lol

momo · Answer

oh lol, so i guess i can just guess?

amistre64 · Answer

attachment

amistre64 · Answer

75 is a number that matches your options; it the angle measure in front of BC

momo · Answer

okay :) that looks good to me :) thank you :). could you help me with the one i had before this? it is similar