Question

if the diagonal of a rectangle are equal,then show that it is a square​

Answer 1

Answer:

given: diagnols of rectangle are equal.

to proove: it as square.

proof:

in triangle BDC and triangle BAD,

Step-by-step explanation:

BD= DB ( common )

AB=DC( given)

Angle BCD=angleBAD= 90°

by SAS triangles are congruent

so, AD= BC

hence, ABCD is a square prooved

( in da figure it is a square, not rectangle/parallelogram please draw the same as square only)