Question

17. In the given figure, quadrilateral ABCD is a
rhombus such that the altitude DL bisects AB.
(a) Prove that DB = AB = BC = CD = DA.
(b) Find all the angles of rhombus ABCD.​

Answer 1

Step-by-step explanation:

solution is pic I hope it will be helpful to you

Have a lovely day

Answer 2

So according to 3 equation it is an equotorial triangle.

In Triangle DLA and triangle DLB ,

AD=BD(Opposite sides)

DL =DL (Common)

AL =LB (DL is a bisector)

DB=AD=CD=BC=AB(By SSS congruence criteria)

<A=60°

<B=180°-60=120°

<C=60°

<D=120°

Hence proved