R/r values for different triangles like equilateral triangle , isoscales triangle
R/r values for different triangles like equilateral triangle , isoscales triangle
Debarghya , 8 Years ago
Grade 12
Trigonometry> R/r values for different triangles like e...
1 AnswersVikas TU
Dear student
In equilateral traingle
a = b =c
r = del /s
s = a+b+c /2
= 3a/2
r = 2del / 3a
R = abc / 4del
del ^2 = 3a^4 /16
R = 4del /3a
a = b =c
r = del /s
s = a+b+c /2
= 3a/2
r = 2del / 3a
R = abc / 4del
del ^2 = 3a^4 /16
R = 4del /3a
r/R = 2/4 = 1/2
Hope this helps
Good luck
Hope this helps
Good luck
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