Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Please check your email for login details.
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

Let O be the circumcentre and O' be the orthocentre of triangle ABC prove that OA + OB +OC = OO' in vector

Let O be the circumcentre and O' be the orthocentre of triangle ABC prove that 
OA + OB +OC = OO' in vector

Grade:12

1 Answers

Arun
25763 Points
2 years ago
Dear student
we know that O'G =2GO
where G is the centroid of triangle
let a point D between B and C
So, OD =(OB+OC )/2
now OA + OB + OC = OA + 2OD
we know that G devide the point A and mib point of apposite side(D) in ratiio 2:1
So, OG =(OA 2OD)/(2+1)
So, OA + OB + OC =3OG =2OG + OG =GO'+OG =OO'

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free