Question

Determine the value of x

Answer 1

Step-by-step explanation:

we know that the sum of angles on a straight line is equal to 180°

here,

AC is a straight line on which two angles are made, AOB and AOC

AOB + AOC = 180°

70 + 2x = 180°

2x = 180 - 70

2x = 110

x = 110/2 =55°

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Answer 2

$\sf \pmb{Answer :}$

Step-by-step explanation:

we know that the sum of angles on a straight line is equal to 180°

here,

AC is a straight line on which two angles are made, AOB and AOC

AOB + AOC = 180°

70 + 2x = 180°

2x = 180 - 70

2x = 110

x = 110/2 =55°

hope it helps