Question

ABCD is a rectangle whose three vertices are B(4, 0), C(4, 3) and D(0, 3). Then the length of one of its diagonals is ......cm *​

Answer 1

Answer:

5 units

Step-by-step explanation:

From the diagram we can see that AB =4 units, BC =3 units

Using Pythagoras theorem,

AC  

2

=AB  

2

+BC  

2

 

=4  

2

+3  

2

 

AC  

2

=16+9=25

Taking square root on both the sides, we get

AC =5 units.

Answer 2

Step-by-step explanation:

we can see that AB =4 units, BC =3 units

Using Pythagoras theorem,

AC

2

=AB

2

+BC

2

=4

2

+3

2

AC

2

=16+9=25

Taking square root on both the sides, we get

AC =5 units.