Question

If the measure of ÐDCB = 100°, and ÐDAC = 20°, what is ÐCAB?

Answer 1

DCAB would be 100. I'm pretty sure DCAB would be 100 because if DDAC is 20 that means the letters D,C, and A are 5. So if D,C, and A are all equal to 5 then B is equal to 85.