Question

the length of the side of a triangle 4.5cm,7.2,9cm respectively. find the ratio of the lengths of the sides to one another

Answer 1

Answer:

Step-by-step explanation:

Given length of the sides of triangle are 9 cm,12 cm and 15 cm

We know that median=  

2

2b  

2

+2c  

2

−a  

2

 

​  

 

​  

 

Here a=15 cm b=12 cm and c=9 cm

Then median of longest side=  

2

2(12)  

2

+2(9)  

2

−(15)  

2

 

​  

 

​  

=  

2

288+162−225

​  

 

​  

⇒=  

2

225

​  

 

​  

=  

2

15

​  

=7.5 cm