A ladder is placed against tower- If the ladder makes an angle of 30-circ- with the ground and reaches upto a height of 15 m of the tower- length of the ladder-30604050

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Toppr Admin · Accepted Answer

Angle made by ladder with ground - 30-x2218-Ladder reaches the wall - 15 mLet length of ladder - xNow- sinx-LengthoftowerLengthofladdersin30-15xx-30 m

A ladder is placed against tower. If the ladder makes an angle of $30^{\circ}$ with the ground and reaches upto a height of 15 m of the tower; find length of the ladder.
30
60
40
50

Angle made by ladder with ground = $30^{\circ}$
Ladder reaches the wall = $15$ m
Let length of ladder = $x$
Now, $sin x = \frac{L e n g t h o f t o w e r}{L e n g t h o f l a d d e r}$
$sin 30 = \frac{15}{x}$
$x = 30$ m

A ladder is placed against 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.30604050

Angle made by ladder with ground = 30∘Ladder reaches the wall = 15 mLet length of ladder = xNow, sinx=LengthoftowerLengthofladdersin30=15xx=30 m

A ladder is placed against tower. If the ladder makes an angle of $30^{\circ}$ with the ground and reaches upto a height of 15 m of the tower; find length of the ladder.
30
60
40
50

Angle made by ladder with ground = $30^{\circ}$
Ladder reaches the wall = $15$ m
Let length of ladder = $x$
Now, $sin x = \frac{L e n g t h o f t o w e r}{L e n g t h o f l a d d e r}$
$sin 30 = \frac{15}{x}$
$x = 30$ m