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

In the figure given below AB = 3 cm, AC = 5 cm and AD = 4 cm and D is the midpoint of BC. Then BD =
  1. 1

Open in App
Solution

The correct option is A 1

Since D is the mid-point of BC,

From Apollonius theorem,

AB2+AC2=2(BD2+AD2)32+52=2(BD2+42)(9+252)=BD2+16 BD2=1716 BD=1 cm.


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Area of Triangle_video tackle
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon