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

ABCD is a parallelogram and A1 and B1 are the midpoints of sides BC and CD, respectively. If AA1+AB1=λAC, then λ is equal to

A
12
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
32
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 32
Let P.V. of A, B, and D be 0,b and d respectively.

Then, P.V. of C,c=b+d
Also, P.V. of A1=b+d2 and
P.V. of B1=d+b2
AA1+AB1=32(b+d)λAC=32ACλ=32

flag
Suggest Corrections
thumbs-up
2
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Vector Addition
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon