XYZ is a triangle and XW is perpendicular to YZ at = W. I...
XYZ is a triangle and XW is perpendicular to YZ at = W. If XZ = 5cm and WZ = 4cm, Calculate XY.
5√3cm
3√5cm
3√3cm
5cm
6cm
Correct answer is B
by Pythagoras theorem, XW = 3cm
Also by Pythagoras theorem, XY2 = 62 + 32
XY2 = 36 + 9 = 45
XY = √45=3√3
Similar Questions
If 3e+f3f−e = 25, find the value of e+3ff−3e...
The locus of a point equidistant from two intersecting lines is ...
In the diagram, PQ/RT /RS/ =/QS/, ∠QST= 70° and ∠PQW = 55° Find the size of reflex ...
If sinθ cosθ, for 0o ≤ θ ≤ 360o, find the value of θ...
Which of the following numbers is perfect cube?...
(xaxb)a + b = (xa+bxa−b)a2b...
Make t the subject of k = m√t−pr...
In the diagram, PR is a diameter, ∠PRQ = (3x-8)° and ∠RPQ = (2y-7)°. Find x in terms...