Points , and are three vertices of a quadrilateral . The fourth vertex is with . If…

MATHEMATICS · Subjective · CBSE · Mathematics · Coordinate Geometry · Coordinate Geometry

Problem

Points

A(0,0)

B(4,0)

and

C(4,3)

are three vertices of a quadrilateral

ABCD

. The fourth vertex is

D(x,3)

with

x>4

. If the perimeter of

ABCD

18

units, determine the value of

x

correct to one decimal place.