## A 3. The figure, given alongside, shows two adjacent angles AOB and AOC whose exterior sides are along the same straight line

Question

A

3. The figure, given alongside, shows two adjacent angles AOB

and AOC whose exterior sides are along the same straight

line. Find the value of x.

68°

3x – 20°

B

O

С

4. Each figure, given below, shows a pair of adjacent angles AOB and BOC. Find whether or

not the exterior arms OA and OC are in the same straight line.

©

(ii)

B.

B

B

97°

AA

83°

112°

90° – X 90° + x

O

88°

A

» С

CH

A

O

5. A line segment AP stands at point P of a straight line BC such that ZAPB = 5x – 40° and

ZAPC = x + 10°; find the values of x and angle APB.

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Math
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2021-08-15T07:14:55+00:00
2021-08-15T07:14:55+00:00 1 Answer
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## Answers ( )

Answer:

Step-by-step explanation: 68+3x-20=180 (due to linear pair axiom)

48+3x=180

3x= 132

x=44

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