Home
Class 10
MATHS
Find the inradius of equilateral triangl...

Find the inradius of equilateral triangle with side 6 cm.

Text Solution

Verified by Experts

From diagram
AD=AF
BD=BE
CE=CF
BE=EC=3cm
AD=BD=AF=FC
Area of`/_ABC=1/2*BE*r+1/2*CE*r+1/2*CF*r+1/2*r*CF+1/2*bd*r+1/2*r*AD`
=1/2r(perimeter of `/_ABC)`
...
Promotional Banner

Similar Questions

Explore conceptually related problems

Find the length of the altitude of an equilateral triangle with side 6 cm.

Find the length of the altitude of an equilateral triangle with side 6 cm.

Area of the incircle of an equilateral triangle with side 6 cm is

Find the area of an equilateral triangle of side 6 cm.

Find the perimeter of an equilateral triangle with side 9cm.

Find the perimeter of an equilateral triangle with side 9cm.

Find the perimeter of an equilateral triangle with side 8 cm.