A man is 40m from the foot of a cliff of height 23m. Calculate the angle of elevation of the top of the cliff from the man

Similar Questions

Given that the root of an the equation $2x^2 + (k+2)x+k=0$ is 2, find the value of k...

Factorize completely; (2x + 2y)(x - y) + (2x - 2y)(x + y)  ...

Simplify $5\frac{1}{4}\div \left(1\frac{2}{3}- \frac{1}{2}\right)$...

If A(I,2,3,...,10) ; B = (-5,-4,.....,-1) ; C = (-1, 0, 1, 2,....5) List all the elements in (B &cup...

In the diagram, O is the centre of the circle and PQRS is a cyclic quadrilateral. Find the value of ...

The interior angles of a pentagon are 126o, 114o, y, 92o and 83o. Find the value of y....

Factorize the expression 2y$^2$ + xy - 3x$^2$...

100112 + *****2 + 111002 + 1012 = 10011112...

Correct 0.007985 to three significant figures. ...

Divide the L.C.M of 48, 64, and 80 by their H.C.F ...