Question

if the given figure AOB is a straight line./_AOC=(3×10)°/_COD=50° and/_BOD=[x+20]°then/_AOC​

Answer 1

Step-by-step explanation:

Sum of all angles = 180

aoc+cod+bod = 180

3x-10+50+x+20 = 180

4x+60 = 180

4x = 120

x = 30

As AOC is 3x-10

3*30-10

90-10

80