Q. 65.0( 1 Vote )

# In the given figure, ACB is a straight line and CD is a line segment such that ∠ACD = (3x – 5)° and ∠BCD = (2x + 10)°. Then, x = ?

A. 25

B. 30

C. 35

D. 40

Answer :

3x – 5 + 2x + 10 = 180 (linear pair of angles)

5x + 5 =180

5x = 175

X = 175/ 5 = 35

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