Let a be 3x and b be 2xSince a and b forms a linear pair, soa + b = 1800⇒ 5x = 1800⇒ x = 360⇒ a = 3x = 1080a = f = 1080 (Corresponding angle)

Q. 364.6( 5 Votes )

In Fig. 5.29, PQ| A. 36°

B. 108°

C. 72°

D. 144°

Answer :

Let a be 3x and b be 2x

Since a and b forms a linear pair, so

a + b = 180⁰

⇒ 5x = 180⁰

⇒ x = 36⁰

⇒ a = 3x = 108⁰

a = f = 108⁰ (Corresponding angle)

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In Fig. 5.29, PQ| A. 36°B. 108°C. 72°D. 144°