Advertisements
Advertisements
Question
Find angle 'A' if:
Advertisements
Solution
From the figure we have,
tan A = `"Perpendicular"/"Base"`
tan A = `(10sqrt(3))/(10)`
tan A = `sqrt(3)`
tan A = tan 60°
∴ A = 60°
APPEARS IN
RELATED QUESTIONS
Find ‘x’, if:
Find angle 'x' if :
Find AB.
In trapezium ABCD, as shown, AB // DC, AD = DC = BC = 20 cm and A = 60°. Find: distance between AB and DC.
In the given figure, AB and EC are parallel to each other. Sides AD and BC are 2 cm each and are perpendicular to AB.
Given that ∠ AED = 60° and ∠ ACD = 45°. Calculate: AB.
In the given figure, ∠B = 60°, AB = 16 cm and BC = 23 cm,
Calculate:
- BE
- AC
Find: AC
In right-angled triangle ABC; ∠B = 90°. Find the magnitude of angle A, if:
BC is `sqrt(3)` times of AB.
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 length of the ladder.
Find AB and BC, if:
