Advertisements
Advertisements
Question
Find: BC
Sum
Solution
From right triangle ABC
tan 30° = `"AB"/"BC"`
`(1)/sqrt(3) = (12)/"BC"`
BC = `12sqrt(3) "cm"`.
shaalaa.com
Solution of Right Triangles
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find angle 'x' if :
Find AD, if:
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.
Find: AD
Find: AC
A kite is attached to a 100 m long string. Find the greatest height reached by the kite when its string makes an angles of 60° with the level ground.
Find AB and BC, if:
Find PQ, if AB = 150 m, ∠P = 30° and ∠Q = 45°.
.
The perimeter of a rhombus is 96 cm and obtuse angle of it is 120°. Find the lengths of its diagonals.
