If G be the centroid of a triangle Abc prove that AB^2+BC^2+AC^2=3(GA^2+GB^2+GC^2)

If G be the centroid of a triangle Abc prove that AB^2+BC^2+AC^2=3(GA^2+GB^2+GC^2)

My first side is 10 as well as my second side, I'm supposed to find the Range of the 3rd Side written as an interval. What would it be?

Please tell me this question.Please If you know this answer then you will say

18, 18/√2, 36 or 9/2

What are the measures if all the theee angles of the triangle

if a triangle is equilateral all of this angles always 60 and why

All you are given is a triangle with the bottom and length C/2 and one of the side C

I need help with this problem for my geometry homework

How many circles can be cut from the rectangular sheet?

I don't know what should i do and how to work it. I need help. Can someone help me pls? In my figure drawn I have AB is parallel to CP and AD is parallel to BC. Lines AD and BP...

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Opposite (C-A) = 12, we are given two angles Angle C = 62 and Angle B = 34, what is the value of x (the hypotenuse)

It is a right angled triangle with two sides given, the opposite (9) and the adjacent (13). There for side A-B = 9, side B-C = 13, so what is angle C?

Answer choices a)0 b) 1 c) 2 d) infinitely

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