Answer:
81°
Step-by-step explanation:
By the outside angle theroem, we know that 2 * angle APC is differece of arcs DC and AB.
Angle APC = 27° so the difference is 54°
Arc DC = 27°, so Arc AB = 27° + 54° or 81°.
Answer:
3
Step-by-step explanation:
Answer:15x
Step-by-step explanation:you add 12 + 3 which equals 15 and then you just carry the x over