Answer:
for the second
Explanation:
m(<ABC) = 1/2 m( AC)
m(AB) + m(BC) + m(AC) = 360°
92° + 162° + (AC) = 360°
m(AC) = 106°
m(<ABC) = 1/2m(AC)
= 1/2(106°)
= 53°
(7x-10)° = 53°
7x = 53°+10°
7x = 63°
x = 9
x=9
Arc AC=106°
Angle ABC=106/2
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