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aman tandon

· started a discussion

· 1 Months ago

query (Question: 188061.0 )

is there any formula or for finding circum circle radius

Question:
\(\triangle\)ABC is a right angled triangle AB = 6 cm, BC = 8 cm and AC = 10 cm then the inradius of the incircle is —
Options:
A) 1 cm
B) 2 cm
C) 3 cm
D) 4 cm
Solution:
Ans: (b)


Knowledge Expert

· commented

· 1 Months ago

Dear student,

In figure, given triangle is Right angle triangle, pythagoras theorem for finding unknown sides in right angle triangle. thus we can't apply here, thus given approach is correct.

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varun katiyar

· commented

· 1 Months ago

for right angle triangle-r=p+b-h/2
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