MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 12th pass
        
P and Q are the middle points of diagonals Acme and BD respectively of the quadrilateral.then prove that 
AB vector+AD vector+CB vector+CD vector=4PQ vector 
22 days ago

Answers : (1)

Arun
16262 Points
							
Dear student
 
assume position vector of A ,B, C amd D as a , b , c and d
then P = (a + c)/2
and Q = (b+ d)/2
 
then AB+ AD+ CB + CD = b- a + d – a + b- c + d – c = 2(d+ b) – 2 (a + c) = 4 PQ
 
22 days ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Get Extra Rs. 1,590 off

COUPON CODE: SELF10


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 19 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Get Extra Rs. 64 off

COUPON CODE: SELF10

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details