Let BC be `x` cm. BD = BC + CD = (x + 20) cm In Δ ABD, In Δ ABC, From equation (1), AB \+ 20 = AB ⇒ AB \- AB = 20 ⇒ AB( \- 1) = 20 ⇒ AB(1.73 \- 1) = 20 ⇒ AB x (0.73) = 20 ⇒ AB = ⇒ AB = 27.32 cm And BC = x = AB = 27.32 cm Hence, AB = BC = 27.32 cm.

A ladder is placed against a vertical tower. If the ladder makes an angle of 30° with the ground and reaches upto a height of 15 m of the tower; find the length of the ladder.

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A kite is attached to a 100 m long string. Find the greatest height reached by the kite when its string makes an angle of 60° with the level ground.

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Find AB and BC, if :

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Find AB and BC, if :

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Mathematics

Find AB and BC, if :

Trigonometric Identities

Related Questions

A ladder is placed against a vertical tower. If the ladder makes an angle of 30° with the ground and reaches upto a height of 15 m of the tower; find the length of the ladder.

A kite is attached to a 100 m long string. Find the greatest height reached by the kite when its string makes an angle of 60° with the level ground.

Find AB and BC, if :

Find AB and BC, if :