wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Calculate the radius of the circumcircle of a triangle, whose sides are given as 3,4 and 5 cm respectively.

A
2.1 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
2.2 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
2.3 cm
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
2.5 cm
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is B 2.5 cm
Circumcircle of a triangle, radius = abc4×s(sa)(sb)(sc)
Where, s= a+b+c2
s= 3+4+52
s=6

radius = 3×4×54×6(63)(64)(65)

= 604×6(3)(2)(1)

= 604×6

=2.5 cm

Radius of the circumcircle =2.5 cm

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Radii, Chord, Diameter and Circumference of the Circle
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon