Question

Can a triangle have 7cm,8cm and 10cm be the side​

Answer 1

Answer: Length of sides are 7 cm, 8 cm and 9 cm

semi-perimeter =

2

(7+8+9)

​

cm

S=12cm

using Heuron's formula, Area of triangle

=

S(S−a)(S−b)(S−c)

​

 ,where a,b,c, are sides of triangle

=

12×5×4×3

​

=

4×4×3×3×5

​

=12

5

​

cm

2

Step-by-step explanation: