In the given figure, AOC is a line, find x
a. 40° b. 50° c. 30° d. 20°
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Answered by
1
Answer:
d. 20°
Step-by-step explanation:
5x + 4x = 180° (linear angles)
=> 9x = 180°
=> x = 180/9 = 20°
Answered by
1
Answer:
5x+4x=180°
9x=180°
x=180°÷90
x=20°.
Therefore, x=20°
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