Question

Straight lines AB and CD intersect at O. If ∠ + ∠ = 30 , then ∠ =?

Answer 1

Answer:

take angle = x

Step-by-step explanation:

$angle \: x \times + angle \: x = 30 \\ 2x = 30 \\ x = \frac{30}{2} \\ x = 5$

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