Question

Find the area of triangle whose sides are 16 cm,10 cm,12 cm using herons formula...​

Answer 1

Answer:

Correct option is

A

96

Area of triangle with a,b,c as sides and s=  

2

a+b+c

​

 is  

s(s−a)(s−b)(s−c)

​

 .

For triangle with sides 16cm,12cm and 20cm, s=  

2

16+12+20

​

=24cm  

Area of the triangle with sides 16 cm, 12 cm and 20 cm  =  

24(24−16)(24−12)(24−20)

​

 

=  

24×8×12×4

​

 

=  

8×3×8×4×3×4

​

 

=8×3×4

=96cm  

2

Step-by-step explanation:

Answer 2

Step-by-step explanation:

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